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LB Exclusive Diamond and Emerald Platinum Ring
By LB Exclusive
Located in Southampton, PA
carats of diamonds. The ring weighs 5.7 grams, boasting band thickness of 2 mm and top height of 9 mm
Category

21st Century and Contemporary More Rings

Materials

White Diamond, Emerald, Platinum

LB Exclusive Diamond and Emerald Platinum Ring
By LB Exclusive
Located in Southampton, PA
This LB Exclusive ring is made of platinum and set with a total of 0.47 carats of diamonds and an
Category

21st Century and Contemporary More Rings

Materials

White Diamond, Emerald, Platinum

LB Exclusive Diamond and Opal Platinum Ring
By LB Exclusive
Located in Southampton, PA
This LB Exclusive ring is made of platinum and set with a total of 0.54 carats of diamonds and an
Category

21st Century and Contemporary More Rings

Materials

White Diamond, Opal, Platinum

Baguette Round Diamond Platinum Eternity Band Ring
Located in Stamford, CT
Custom-made baguette and round Diamond wedding band in an Eternity style with a sizing bar at the
Category

Early 2000s Band Rings

Materials

Diamond, White Diamond, Platinum

Platinum Baguette Diamond and Emerald Rectangle Ring
Located in Southampton, PA
carats and with baguette diamonds that amount to 0.46 carats. Ring Size: 6.75 Offered in estate
Category

21st Century and Contemporary More Rings

Materials

White Diamond, Emerald, Platinum

LB Exclusive Diamond and Emerald Platinum Ring
By LB Exclusive
Located in Southampton, PA
This LB Exclusive ring is crafted from platinum and weighs 4.7 grams, boasting band thickness of 2
Category

21st Century and Contemporary More Rings

Materials

White Diamond, Emerald, Platinum

LB Exclusive Diamond and Opal Platinum Ring
By LB Exclusive
Located in Southampton, PA
This LB Exclusive ring is crafted from platinum and weighs 14.8 grams, boasting band thickness of 3
Category

21st Century and Contemporary More Rings

Materials

White Diamond, Opal, Platinum

Asscher Diamond Emerald Platinum Eternity Band Ring
Located in Miami, FL
sparkle! Finely crafted in solid platinum, this eternity band feature 9 genuine emerald cut emeralds
Category

Vintage 1980s Unknown Band Rings

Materials

Diamond, Emerald, Platinum

.44 Carat Diamond Platinum Wedding Band Ring
Located in Stamford, CT
Alternating round and marquise diamond wedding band ring in a platinum setting. 9 round brilliant
Category

21st Century and Contemporary Band Rings

Materials

Diamond, Platinum

Faye Kim Platinum Aquamarine Diamond Ring
By Faye Kim
Located in Darien, CT
Diamonds .36 tcw Finished bezel 9 x 12mm Shank 3mm Size 6.75 - Can be resized Made in the USA
Category

2010s American Contemporary Cocktail Rings

Materials

Aquamarine, Diamond, Platinum

Emerald and Diamond Cocktail Ring in Platinum
Located in Los Angeles, CA
diamond rounds. Handmade in platinum. Ring size 9.
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Emerald, Platinum

LB Exclusive Diamond and Sapphire Platinum Ring
By LB Exclusive
Located in Southampton, PA
This LB Exclusive ring is made of platinum and set with diamonds and sapphires that total 0.25 and
Category

21st Century and Contemporary More Rings

Materials

White Diamond, Blue Sapphire, Platinum

Memoire Odessa Diamond Platinum Band 9 Brilliant Round 1.53ctw
Located in Los Gatos, CA
The Memoire Platinum Diamond Odessa Band is crafted with Platinum metal and is set with 9 Brilliant
Category

2010s Chinese Modern Bridal Rings

Materials

Diamond

LB Exclusive Diamond and Sapphire Platinum Ring
By LB Exclusive
Located in Southampton, PA
of 5 mm, while top dimensions measure 7 by 9 mm. Ring Size: 4.5
Category

21st Century and Contemporary More Rings

Materials

White Diamond, Blue Sapphire, Platinum

Art Deco Filigree Diamond Platinum Dome Ring
Located in Stamford, CT
.58cts, F, VS 12 round single cut diamonds, approx. total weight .12cts, F, VS Platinum Size 9 and
Category

Early 20th Century Art Deco Cocktail Rings

Materials

Diamond, Platinum

Platinum Pave Diamond and Emerald Cocktail Ring
Located in Scottsdale, AZ
Clarity: AAA+, fine gem quality Diamonds: round brilliant cut 9= 9.50cttw Color: G Clarity: VS1
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Emerald, Platinum

Platinum Pave Diamond and Emerald Cocktail Ring
Located in Scottsdale, AZ
Clarity: AAA+, fine gem quality Diamonds: round brilliant cut 9= 9.50cttw Color: G Clarity: VS1
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Emerald, Platinum

14 Karat Platinum Sapphire and Diamond Ring
Located in Washington Depot, CT
14 Karat Platinum Sapphire and Diamond Ring Size 9 GAI Certified- This lovely ring features two
Category

Late 20th Century Cluster Rings

Materials

Diamond, Sapphire, Platinum

LB Exclusive Platinum Diamond and Sapphire Ring
By LB Exclusive
Located in Southampton, PA
carats of diamonds. The ring weighs 7.1 grams, boasting band thickness of 2 mm and top height of 9 mm
Category

21st Century and Contemporary More Rings

Materials

White Diamond, Blue Sapphire, Platinum

LB Exclusive Diamond and Sapphire Platinum Ring
By LB Exclusive
Located in Southampton, PA
carats of diamonds. The ring weighs 6.3 grams, boasting band thickness of 2 mm and top height of 9 mm
Category

21st Century and Contemporary More Rings

Materials

White Diamond, Blue Sapphire, Platinum

Russian Art Deco Diamond Platinum Engagement Ring
Located in Chicago, IL
platinum Height 15 mm (9/16 in.) The ring is currently size 8 3/4 but it can be easily sized
Category

Vintage 1930s Russian Art Deco Engagement Rings

Materials

Diamond, Platinum

Sapphire, Platinum, Diamond and Gold Ring
Located in New York, NY
An 18 karat yellow gold, platinum set sapphire and diamond ring. Designed as a tapering polished
Category

Vintage 1980s American Cluster Rings

Materials

Diamond, Blue Sapphire, 18k Gold, Yellow Gold, Platinum

Retro Diamond Wedding Band, Platinum, Ring, Stackable Diamond Band
Located in McLeansville, NC
A retro platinum and diamond wedding band. This stackable band features channel set, single cut
Category

1990s Wedding Rings

Materials

Diamond, Platinum

Boodles Platinum Half Eternity Diamond Ring 1.16ct
By Boodles
Located in Mayfair, London, London
A stunning platinum half eternity diamond ring by Boodles. The ring is set with 9 round brilliant
Category

21st Century and Contemporary British Wedding Rings

Materials

Diamond, Platinum

Mappin Webb Platinum Oval Cut Diamond Engagement Ring
By Mappin Webb
Located in Bishop s Stortford, Hertfordshire
Code: J192 Brand: Mappin & Webb Description: Platinum Oval Cut 0.50ct Diamond Ring Accompanied With
Category

Early 2000s Engagement Rings

Materials

Diamond, White Diamond, Platinum

Asscher Diamond Emerald Platinum Eternity Band Ring
Located in Miami, FL
feature 9 genuine emerald cut emeralds approx. 2.06 carats and 9 asscher-cut diamond approx. 1.45 carats F
Category

Vintage 1980s Art Deco Band Rings

Materials

Diamond, Emerald, Platinum

Edwardian Old Mine-Cut Diamond Platinum Ring
Located in Los Angeles, CA
Edwardian old mine-cut diamonds and platinum toi-et-moi engagement ring circa 1910
Category

Vintage 1910s Edwardian Engagement Rings

Materials

Diamond, Platinum

Platinum Round and Tapered Baguette Diamond Mounting Ring
Located in Southampton, PA
This mounting ring is made of platinum and set with round and tapered baguette diamonds that total
Category

21st Century and Contemporary Band Rings

Materials

Diamond, Platinum

LB Exclusive Platinum 1.31 Carat Diamond Engagement Ring
By LB Exclusive
Located in Southampton, PA
This LB Exclusive ring is crafted from platinum and weighs 4.7 grams, boasting band thickness of 2
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, White Diamond, Platinum

French Art Deco Sapphire Diamond Platinum Ring
Located in Beverly Hills, CA
French hallmarks. Ring size 9 and may be re-sized to fit.
Category

Vintage 1930s French Art Deco Cluster Rings

Materials

Diamond, Sapphire, Platinum

Vivid Diamonds 1.8 Carat Ruby and Diamond Three Stone Ring
By Vivid Diamonds
Located in Miami, FL
Stunning three stone ring crafted in Platinum and 18 karat yellow gold, featuring a stunning deep
Category

21st Century and Contemporary American Modern Three-Stone Rings

Materials

Diamond, Ruby, 18k Gold, Yellow Gold, Platinum

Edwardian 2.85 Carat Platinum Diamond Solitaire Ring
Located in Montgomery, AL
This stunning platinum ring was handcrafted sometime during the Edwardian design period ( 1900-1920
Category

Early 20th Century Unknown Edwardian Engagement Rings

Materials

Diamond, Platinum

Old Mine Brilliant Cut Diamond Platinum Ring
Located in Stamford, CT
certified F-G, SI2 eye clean and very sparkly. Set in an Art Deco platinum ring with French cut Baguette
Category

Antique Late 19th Century Victorian Engagement Rings

Materials

Diamond, Platinum

6.42 Carat Sapphire Diamond Platinum Engagement Ring
Located in Chicago, IL
. The sapphire and diamond cluster measures 13 x 13 mm (9/16 x 9/16 in.) The ring is accompanied by the
Category

21st Century and Contemporary Cluster Rings

Materials

Diamond, White Diamond, Sapphire, Blue Sapphire, Platinum

Antique 2.14 Carat Platinum Diamond Solitaire Ring
Located in Montgomery, AL
. This ring is currently a size 9. Complimentary sizing available Item number 00PX6F
Category

Early 20th Century Unknown Edwardian Engagement Rings

Materials

Diamond, Platinum

HARRY WINSTON Platinum 9-10cts Emerald Cut Diamond Band Sz 6.5
By Harry Winston
Located in New York City, NY
Magnificent platinum and diamond band by Harry Winston. This stunning ring features approx 9-10
Category

Late 20th Century American Band Rings

Materials

Platinum

Platinum 14.81 Ct Natural Sapphire and 1.54 Ct Diamond Ring with GRS GIA Certs
By William Rosenberg
Located in Troy, MI
, F-G color diamonds makes this ring a once in a lifetime piece! This museum quality platinum ring is
Category

21st Century and Contemporary American Contemporary Engagement Rings

Materials

Diamond, White Diamond, Sapphire, Blue Sapphire, Platinum

LB Exclusive 1.81 Carat Diamond Platinum Mounting Ring
By LB Exclusive
Located in Southampton, PA
This LB Exclusive mounting ring is made out of platinum and diamonds that total 1.81 carats. The
Category

21st Century and Contemporary Engagement Rings

Materials

White Diamond, Platinum

Diamond Onyx Platinum Eight Sided Domed Engagement Ring
Located in Stamford, CT
1920's 8 sided domed top solid Platinum ring with Calibre cut all original black Onyx. Hand
Category

Vintage 1920s Bridal Rings

Materials

Diamond, Onyx, Platinum

LB Exclusive Platinum and 10.36 Carat Diamond Ring
By LB Exclusive
Located in Southampton, PA
This LB Exclusive ring is made out of platinum and diamonds that weigh 10.36 carats in total. The
Category

21st Century and Contemporary Dome Rings

Materials

Diamond, White Diamond, Platinum

LB Exclusive Platinum and 10.36 ct Diamond Ring
By LB Exclusive
Located in Southampton, PA
This LB Exclusive ring is made out of platinum and diamonds that weigh 10.36 carats in total. The
Category

21st Century and Contemporary Dome Rings

Materials

Diamond, White Diamond, Platinum

LB Exclusive Platinum Diamond and Aquamarine Oval Ring
By LB Exclusive
Located in Southampton, PA
aquamarine and a total of 0.11 carats of diamonds. Ring Size: 6 Offered in estate condition, this item
Category

21st Century and Contemporary Cocktail Rings

Materials

Aquamarine, Diamond, Platinum

1.88CTW Pear Shaped Diamond Engagement Ring in Platinum
Located in Webster, NY
: 1.88CTW Metal: Platinum Stamped: "PT900" Weight: 5.2 grams Ring Size: 9 - can be re-sized
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Platinum

Platinum Emerald Cut Emerald Ring with Diamonds
Located in Palm Desert, CA
Set in Platinum is a 13.03 carat Emerald cut Emerald with 8 small round brilliant cut diamonds
Category

21st Century and Contemporary More Rings

Materials

Diamond, Emerald, Platinum

Tiffany Co. Diamond Platinum Harmony Ring 1.05 Carat
By Tiffany Co.
Located in Mayfair, London, London
A beautiful platinum diamond Tiffany & Co. engagement ring from the Harmony collection. The ring
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Platinum

Tiffany Co. Diamond Platinum Harmony Ring 1.05 Carat
By Tiffany Co.
Located in Mayfair, London, London
A beautiful platinum diamond Tiffany & Co. engagement ring from the Harmony collection. The ring
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Platinum

Ruby Sapphire and Diamond Ring in Platinum
Located in Houston, TX
Ring composed of platinum, an oval ruby and an oval sapphire surrounded by round and baguette
Category

Vintage 1950s Unknown Cocktail Rings

Materials

Diamond, Ruby, Sapphire, Platinum

Edwardian Platinum 2.19 Carat Diamond Engagement Ring
Located in Addison, TX
Details: Ring Size: 9 Metal Type: Platinum (Tested) Weight: 4.40g Hallmark: none Engraving: none Width
Category

Antique Early 1900s Unknown Edwardian Engagement Rings

Materials

Diamond, Platinum

1940s Retro Diamond Platinum Gold Tank Ring
Located in Poitiers, FR
Ring in 18 karats yellow gold, owl hallmark and platinum, mascaron hallmark. Splendid retro ring
Category

Vintage 1940s French Retro Dome Rings

Materials

Diamond, White Diamond, Gold, 18k Gold, Yellow Gold, Platinum

French 1920s Diamonds Platinum Round Shape Engagement Ring
Located in Poitiers, FR
Ring in platinum, dog head hallmark. Charming antique ring of the 1920s, it represents a round
Category

Vintage 1920s French Art Deco Engagement Rings

Materials

Diamond, White Diamond, Platinum

Emerald Diamond Platinum Ballerina Ring
Located in Miami, FL
: approx. 28 mm x 26 mm Ring size: 9 (Sizable) This item is accompanied by an appraisal document
Category

Vintage 1960s American Cocktail Rings

Materials

Diamond, Emerald

LB Exclusive Diamond and Ruby Oval Platinum Ring
By LB Exclusive
Located in Southampton, PA
of 9 mm, while top dimensions measure 11 by 12 mm. Ring Size: 6.0
Category

21st Century and Contemporary More Rings

Materials

White Diamond, Ruby, Platinum

White Diamond Baguette and Round Ring in Platinum
Located in Los Angeles, CA
Beautiful white diamond round and baguette ring. Handmade in platinum. Ring size 9.
Category

21st Century and Contemporary Fashion Rings

Materials

White Diamond, Platinum

Antique Old European Diamond Platinum Engagement Ring
Located in Miami, FL
piece measures 9 mm x 14 mm, and it is currently size 5.25 in USA ring size, sizable. Purity Hallmarked
Category

Vintage 1930s American Art Deco Engagement Rings

Materials

Diamond, Platinum

Mikimoto Platinum 0.50 Carat Diamond and Emerald Ring
By Mikimoto
Located in Southampton, PA
emerald and a total of 0.50 carats of diamonds. Ring Size: 6 Offered in estate condition, this item
Category

21st Century and Contemporary More Rings

Materials

White Diamond, Emerald, Platinum

Art Deco Diamond Sapphire Platinum Cocktail Ring
Located in Boca Raton, FL
This beautiful Art Deco ring features old world diamonds and accent sapphires. The platinum ring is
Category

Early 20th Century Art Deco Cocktail Rings

Materials

White Diamond, Blue Sapphire, Platinum

Art Deco Sapphire Diamond Platinum Vintage Ring
Located in Chicago, IL
Circa 1920s This Art Deco era platinum ring features a 1.92 carat natural unheated sapphire from
Category

Vintage 1920s Art Deco Engagement Rings

Materials

Diamond, White Diamond, Sapphire, Blue Sapphire, Platinum

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Platinum Diamond Ring Size 9 For Sale on 1stDibs

On 1stDibs, you can find the most appropriate platinum diamond ring size 9 for your needs in our varied inventory. Frequently made of Platinum, Gold and 18k Gold, this item was constructed with great care. You can easily find a 59 antique edition and 44 modern creations to choose from as well. Making the right choice when shopping for a platinum diamond ring size 9 may mean carefully reviewing examples of this item dating from different eras — you can find an early iteration of this piece from the 20th Century and a newer version made as recently as the 21st Century, both of which have proven very popular over the years. There have been many well-made iterations of the classic platinum diamond ring size 9 over the years, but those made by Tiffany Co., H H Jewels and Harry Winston are often thought to be among the most beautiful. While most can agree that any platinum diamond ring size 9 from our collection can easily elevate most outfits, but the choice of a Diamond version from the 79 available is guaranteed to add a special touch to your ensemble. See these pages for a round cut iteration of this accessory, while there are also baguette cut cut and single cut cut versions available here, too. There aren’t many items for men if you’re seeking a platinum diamond ring size 9, as most of the options available are for women and unisex.

How Much is a Platinum Diamond Ring Size 9?

Prices for a platinum diamond ring size 9 can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $362 and can go as high as $131,835, while this accessory, on average, fetches $2,735.

The Legacy of Diamond in Jewelry Design

Antique diamond rings, diamond tiaras and dazzling vintage diamond earrings are on the wish lists of every lover of fine jewelry. And diamonds and diamond jewelry are primarily associated with storybook engagements and red-carpet grand entrances — indeed, this ultra-cherished gemstone has a dramatic history on its hands.

From “A Diamond Is Forever” to “Diamonds Are a Girl’s Best Friend,” pop culture has ingrained in our minds that diamonds are the most desired, the most lasting and the most valuable gemstone. But what makes the diamond so special? Each stone — whether it’s rubies, sapphires or another stone — is unique and important in its own right. April babies might claim diamonds for themselves, but just about everyone wants this kind of sparkle in their lives!

There are several factors that set diamonds apart from other stones, and these points are important to our gem education.

Diamonds are minerals. They are made up of almost entirely of carbon (carbon comprises 99.95 percent; the remainder consists of various trace elements). Diamonds are the hardest gemstones, ranking number 10 on the Mohs Hardness Scale. Even its name, diamond, is rooted in the Greek adamas, or unconquerable. The only object that can scratch a diamond is another diamond. Diamonds are formed deep within the earth at very high temperatures (1,652–2,372 degrees Fahrenheit at depths between 90 and 120 miles beneath the earth’s surface) and are carried up by volcanic activity. Diamonds are quite rare, according to the Gemological Institute of America, and only 30 percent of all the diamonds mined in the world are gem quality.

In the 1950s, the Gemological Institute of America developed the 4Cs grading system to classify diamonds: clarity, color, cut and carat weight. Not all diamonds are created equal (there are diamonds, and then there are diamonds). The value of the diamond depends on the clarity (flawless diamonds are very rare but a diamond's value decreases if there are many blemishes or inclusions), color (the less color the higher the grade), cut (how the diamond’s facets catch the light, certain cuts of diamonds show off the stone better than others) and carat weight (the bigger, the better).

When you start shopping for a diamond engagement ring, always prioritize the cut, which plays the largest role in the diamond's beauty (taking the time to clean your diamond ring at least every six months or so plays a role in maintaining said beauty). And on 1stDibs, a range of buying guides can be found for those in the market for antique engagement ringsvintage engagement rings or Art Deco engagement rings

Shop antique and vintage diamond rings, diamond necklaces and other extraordinary diamond jewelry on 1stDibs.  

Finding the Right Rings for You

Antique and vintage rings have long held a special place in the hearts of fine jewelry lovers all over the world.

No matter their origin or specific characteristics, rings are timeless, versatile accessories. They’ve carried deep meaning since at least the Middle Ages, when diamond rings symbolized strength and other kinds of rings were worn to signify romantic feelings or to denote an affiliation with a religious order. Rings have also forever been emblematic of eternity.

Over time, rings have frequently taken the form of serpents, which have long been associated with eternal life, health and renewal. Italian luxury jewelry house Bulgari has become famous for its widely loved Serpenti motif, for example, and its Serpenti ring, like the other accessories in the collection, began as an homage to jewelry of the Roman and Hellenistic eras. The serpent is now a popular motif in fine jewelry. Jewelry devotees have long pined for rings adorned with reptiles, thanks to antique Victorian rings — well, specifically, Queen Victoria’s illustrious engagement ring, which took the form of a gold snake set with rubies, diamonds and an emerald (her birthstone). Designs for Victorian-era engagement rings often featured repoussé work and chasing, in which patterns are hammered into the metal.

Engagement rings, which are reliably intimidating to shop for, are still widely recognized as symbols of love and commitment. On 1stDibs, a range of buying guides can be found for those in the market for antique engagement ringsvintage engagement rings or Art Deco engagement rings

The most collectible antique engagement rings and vintage engagement rings are those from the Victorian, Edwardian and Art Deco eras. Named for the monarchies of the four King Georges, who in succession ruled England starting in 1714 (plus King William’s reign), antique Georgian rings, be they engagement rings or otherwise, are also coveted by collectors. Pearls, along with colored gemstones like garnets, rubies and sapphires, were widely used in Georgian jewelry. The late-1700s paste jewelry was a predecessor to what we now call fashion or costume jewelry

The Art Nouveau movement (1880–1910) brought with it rings inspired by the natural world. Antique Art Nouveau rings might feature depictions of winged insects and fauna as well as women, who were simultaneously eroticized and romanticized, frequently with long flowing hair. Art Deco jewelry, on the other hand, which originated during the 1920s and ’30s, is by and large “white jewelry.” White metals, primarily platinum, were favored over yellow gold in the design of antique Art Deco rings and other accessories as well as geometric motifs, with women drawn to the era’s dazzling cocktail rings in particular.

Whether you’re hunting down a chunky classic for a Prohibition-themed cocktail party or seeking a clean contemporary design to complement your casual ensemble, find an exquisite collection of antique, new and vintage rings on 1stDibs.