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1940s Platinum Diamond Jewelry

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Platinum Diamond "Spade" Pin Circa 1940 s .85 Carats
Located in Wailea, HI
Platinum Diamond "Spade" Pin Circa 1940's .85 Carats 19 Round Brilliant Cut Diamonds Weighing .85
Category

Mid-20th Century Unknown Brooches

Materials

Diamond, Platinum

.25 Carat Diamond Platinum 1940 s Band Ring
Located in Stamford, CT
Vintage 1940's pieced scroll design .25 carat diamond platinum band ring. 22 round brilliant cut
Category

Mid-20th Century Band Rings

Materials

Diamond, Platinum

Aquamarine Diamond Platinum Dangle Earrings Circa 1940 s
Located in Stamford, CT
Late Art Deco, 1940's Original aqua and diamond earrings. 2 emerald cut elongated aquamarines
Category

Early 20th Century Revival Dangle Earrings

Materials

Aquamarine, Diamond, Platinum

Vintage 1940’s Platinum Openwork Ribbon Motif Diamond Brooch 3.90ctw
Located in Winter Springs, FL
A finely crafted diamond brooch dating to the 1940s, executed in platinum and designed in an
Category

Mid-20th Century Retro Brooches

Materials

Diamond, Platinum

Vintage 1940’s Platinum Diamond Tank Cocktail Ring
Located in Brighton, GB
Vintage Cocktail Ring Platinum Stamped Circa 1940’s Gorgeous, Vintage, Diamond Cocktail Ring
Category

Mid-20th Century European Cocktail Rings

Materials

Diamond, Platinum

Vintage Platinum 1940’s French Peridot Diamond Ring
Located in Brighton, GB
Vintage Peridot & Diamond Ring Platinum French Stamped Circa 1940’s Fabulous, French crafted
Category

Mid-20th Century French Fashion Rings

Materials

Diamond, Peridot, Platinum

Vintage 1940’s 18ct Gold Platinum Diamond Engagement
Located in Brighton, GB
Vintage Diamond Cluster Ring 18ct Gold & Platinum Stamped Circa 1940’s Beautiful, vintage
Category

Mid-20th Century English Engagement Rings

Materials

Diamond, Gold, 18k Gold, Platinum

Estate Cartier Diamond and Platinum Bow Pin, Circa 1940 s-1950 s.
By Cartier
Located in New Orleans, LA
Classic Estate 1940's-1950s platinum bow brooch signed by Cartier, containing approximately 7
Category

Mid-20th Century Unknown Brooches

Materials

Diamond, Platinum

Vintage 1940’s Platinum Sapphire Diamond Cocktail Ring
Located in Brighton, GB
Vintage Cocktail Ring Platinum Circa 1940s Fabulous, vintage cocktail ring. Set with gorgeous
Category

Mid-20th Century European Cocktail Rings

Materials

Diamond, Sapphire, Platinum

Vintage 1940’s Platinum, Diamond Full Eternity Band Ring
Located in Brighton, GB
Vintage Eternity Band Platinum Tested Circa 1940s Our vintage platinum eternity band is a true
Category

Mid-20th Century European Band Rings

Materials

Diamond, Platinum

White Diamond Open Work Platinum Band Ring, Circa 1940 s
Located in Stamford, CT
1940’s Diamond open work platinum band ring. Set with 48 round diamonds. 10mm wide size 10. 48
Category

Vintage 1940s Art Deco Band Rings

Materials

Diamond, White Diamond, Platinum

Timeless Elegance: Handmade Platinum and Diamond Earrings, Circa 1940 s
Located in Wailea, HI
Timeless Elegance: Handmade Platinum and Diamond Earrings, Circa 1940's Immerse yourself in the
Category

Mid-20th Century Unknown Clip-on Earrings

Materials

White Diamond, Platinum

Retro Diamond Wedding Ring Anniversary Band Mined .10ct Platinum 1940 s-1950 s
Located in Dearborn, MI
Genuine Original Antique Retro from the 1940's-1950's Anniversary Band .10ct Diamond Platinum
Category

Vintage 1950s Retro Wedding Rings

Materials

Diamond, Platinum

Art Deco Diamond Engagement Ring Mined .52ct Original 1930 s-1940 s Platinum
Located in Dearborn, MI
Genuine Original Antique from 1930's-1940's Diamond Engagement Ring .52ct Cut Featuring a Genuine
Category

Vintage 1930s Art Deco Engagement Rings

Materials

Diamond, Platinum

Art Deco Diamond Engagement Ring Mined .87ct Original 1940 s-1950 s Platinum
Located in Dearborn, MI
  Platinum Circa 1940's-1950's The Art Deco Era in Jewelry Design  Genuine Antique; Not a Reproduction
Category

Vintage 1940s Art Deco Engagement Rings

Materials

Diamond, Platinum

Important Blockbuster Diamond Bracelet in Platinum 54.00 Carats, Circa 1940 s
Located in Wailea, HI
Important Blockbuster Diamond Bracelet in Platinum 54.00 Carats Circa 1940's 1 Old European Cut
Category

Early 20th Century French Retro Bracelets

Materials

Diamond, Platinum

Vintage 1940’s Round Baguette Diamond Platinum Cocktail Bracelet 16.34ctw 7”
Located in Winter Springs, FL
An extraordinary vintage diamond bracelet dating to the 1940s, hand-crafted in platinum with a bold
Category

Mid-20th Century Retro Link Bracelets

Materials

Diamond, Platinum

1940 s .35 Carat Diamond Platinum Open Work Eternity Wedding Band
Located in Stamford, CT
Estate 1940's 14 single cut diamond open work eternity wedding band. Size 9.5 and not sizable 14
Category

Mid-20th Century Band Rings

Materials

Diamond, Platinum

Art Deco .91ct Diamond Platinum Ring GIA I VVS1 Original 1930 s-1940 s
Located in Dearborn, MI
Genuine Original Antique from 1930's-1940's Art Deco GIA .91ct Diamond Platinum Vintage Engagement
Category

Vintage 1940s Art Deco Engagement Rings

Materials

Diamond, Platinum

Vintage 1940’s Platinum Baguette Round Diamond Emerald Cocktail Ring 3.54ctw
Located in Winter Springs, FL
A stunning vintage platinum cocktail ring from the 1940s, centered by a richly colored natural
Category

Mid-20th Century Retro Cocktail Rings

Materials

Diamond, Emerald, Platinum

Platinum Diamond Dangling Earrings, circa 1940s
Located in Wailea, HI
Platinum Diamond Dangling Earrings Circa 1940's Sixty Six Round Brilliant Cut Diamonds Weighing 3.2
Category

Early 20th Century Dangle Earrings

Materials

Diamond, Platinum

1940 s Rolex Ladies Vintage Cocktail Watch - Platinum Diamonds
By Rolex
Located in Suwanee, GA
. 1940's ROLEX Ladies Vintage Cocktail Watch - Platinum Diamonds Very Rare Beautiful
Category

Vintage 1940s Swiss Wrist Watches

Materials

Platinum

1940s Platinum Diamond and Sapphire Duette Brooch
Located in New York, NY
A magnificent platinum Duette brooch, composed of two matching clips that can be worn together as
Category

Vintage 1940s American Modern Brooches

Materials

Diamond, Sapphire, Platinum

1940 s Platinum and 18k Diamond and Cabochon Emerald Earrings
Located in New York, NY
These vintage earrings feature a stunning combination of platinum, 18k yellow gold, diamonds, and
Category

Vintage 1940s Drop Earrings

Materials

Diamond, Emerald, 18k Gold, Platinum

1940 s Vintage Hand Engraved Platinum Old European Cut Diamond Engagement Ring
Located in Los Angeles, CA
DeKara Designs Estate Platinum Collection Metal- 90% Platinum, 10% Iridium. Stones- Old European
Category

Vintage 1940s Art Deco Engagement Rings

Materials

Diamond, Platinum

Platinum 1940 s Ring Set with 1.34 ct Round Cut Diamonds
Located in Antwerp, BE
Platinum 1940 s Ring Set with 1.34ct Diamonds Diamonds: 27 Round cut diamonds. Centre diamond 0.3
Category

20th Century European Artisan Cluster Rings

Materials

Diamond, Platinum

Rare Vintage Hamilton Ladies 2.50CTW Platinum Mechanical Diamond Watch 1940 s
Located in Carmel By The Sea, CA
' wristwatch, showcasing classic craftsmanship with a platinum case and sparkling natural diamonds throughout
Category

Vintage 1950s Wrist Watches

Materials

Diamond, Platinum

Smart and Sexy Platinum Diamond Earrings Circa 1940 s 4.00 Carats Total Weight
Located in Wailea, HI
Smart and Sexy Platinum Diamond Earrings Circa 1940's 4.00 Carats Total Weight Four Marquise Cut
Category

Early 20th Century Unknown Clip-on Earrings

Materials

Diamond, Platinum

Vintage 1940s Platinum Diamond Plaque Ring
Located in Brighton, GB
Vintage Diamond Ring Platinum Stamped Circa 1940s This platinum, vintage diamond ring boasts a
Category

Mid-20th Century English Engagement Rings

Materials

Diamond, Platinum

Diamond Elgin Watch, circa 1940s in Platinum
Located in Wailea, HI
Diamond Elgin Watch Circa 1940's in Platinum From Nat to Eva to You Engraved on the back "Nat to
Category

Mid-20th Century American Art Deco Wrist Watches

Materials

Diamond, Platinum

1940s Diamond Gold and Platinum Gadrooned Ring
Located in Magenta, IT
The ring features an oval centerpiece adorned with brilliant-cut and round diamonds, flanked by two
Category

Mid-20th Century French Art Deco Cocktail Rings

Materials

Diamond, Gold, Platinum

Vintage 1940s, Platinum Diamond Wedding Band Ring
Located in Brighton, GB
Vintage Wedding Band Platinum Circa 1940s Step back in time with this exquisite vintage wedding
Category

Mid-20th Century Band Rings

Materials

Diamond, Platinum

5-Row Diamond Platinum Bracelet, circa 1940s
By Marianne Ostier
Located in New York, NY
at the time. The grouping of diamonds brilliantly mounted in platinum prongs likewise refers to the
Category

Mid-20th Century American More Bracelets

Materials

Diamond, Platinum

Baume Mercier for C.D. Peacock Platinum Diamonds Ladies Art Deco Watch 1940 s
Located in Long Beach, CA
/ MATERIAL: Platinum & Diamonds CIRCA / YEAR: 1940's DIMENSIONS / SIZE: Length X Width MOVEMENT / CALIBER
Category

Vintage 1940s Swiss Art Deco Wrist Watches

Materials

Platinum

1940s Handmade Platinum Diamond Earrings 2.60 Carat
Located in Wailea, HI
1940's Handmade Platinum Diamond Earrings 2.60 Carats Beautifully Made with a Left and Right
Category

Early 20th Century Unknown Clip-on Earrings

Materials

Diamond, Platinum

1940s Aquamarine and Diamond Flower Brooch in Platinum
Located in Wailea, HI
1940's Aquamarine and Diamond Flower Brooch in Platinum Five Calf's Head Cut Aquamarines Weighing
Category

Mid-20th Century Brooches

Materials

Aquamarine, Platinum

Vintage 1940’s Platinum Emerald Diamond Three Stone Ring on a decorative band
Located in Brighton, GB
Vintage Emerald & Diamond Ring Platinum Stamped 900 Circa 1940’s Lovely, vintage three stone
Category

Mid-20th Century European Engagement Rings

Materials

Platinum

Platinum 1940s Gia Pear Shape Round Diamond Ribbon Brooch
Located in Hicksville, NY
Year: 1940s Item Details: Metal Type: Platinum [Hallmarked, and Tested] Weight: 12.0 grams
Category

Vintage 1940s Unknown Art Deco Brooches

Materials

Diamond, Platinum

Vintage Handmade Diamond and Platinum Earrings – Circa 1940s
Located in Wailea, HI
Vintage Handmade Diamond and Platinum Earrings – Circa 1940s Experience timeless sophistication
Category

Mid-20th Century Clip-on Earrings

Materials

Diamond, Platinum

Vintage 1940s Platinum, Sapphire Diamond Cocktail Ring
Located in Brighton, GB
Vintage Sapphire & Diamond Cocktail Ring Platinum Tested Circa 1940s This stunning 1940s
Category

Mid-20th Century European Cocktail Rings

Materials

Diamond, Sapphire, Platinum

Platinum and White Gold Diamond and Sapphire Brooch, Circa 1940s
Located in Braintree, GB
: Platinum and white gold Period: Circa 1940s Design: Stylised ribbon scroll brooch set with diamonds and
Category

Vintage 1940s European Brooches

Materials

Diamond, Sapphire, White Gold, Platinum

Circa 1940s Platinum Diamond Engagement Ring
Located in Hicksville, NY
Year: 1940s Item Details: Ring Size: 8.5 (Sizable) Metal Type: Platinum [Hallmarked, and Tested
Category

Vintage 1940s Engagement Rings

Materials

Diamond, Platinum

Important Diamond Flower Brooch in Platinum, circa 1940s 15.65 Carat
Located in Wailea, HI
Important Diamond Flower Brooch in Platinum circa 1940's 15.65 carats One Round Brilliant Cut
Category

Mid-20th Century Unknown Brooches

Materials

White Diamond, Platinum

Vintage 1940s, Platinum 0.50 Carat Diamond Engagement Ring
Located in Brighton, GB
Vintage Engagement Ring Platinum Circa 1940s This vintage engagement ring is a stunning piece
Category

Mid-20th Century Engagement Rings

Materials

Diamond, Platinum

Vintage Platinum 1940s Aquamarine Diamond Halo Cluster Ring
Located in Brighton, GB
Vintage Aquamarine Ring Platinum Tested Circa 1940’s Fabulous, vintage ring. Set with a
Category

Mid-20th Century English Engagement Rings

Materials

Aquamarine, Diamond, Platinum

Vintage 1940s Platinum, Rectangular Baguette Diamond Tank Ring
Located in Brighton, GB
Vintage Cocktail Ring Platinum Stamped Circa 1940s Elevate your style with this stunning
Category

Mid-20th Century European Band Rings

Materials

Diamond, Platinum

Hamilton Ladies Platinum Art Deco Evening Watch Gold Diamond Bracelet 1940 s
By Hamilton
Located in Long Beach, CA
/ MATERIAL: Platinum & 14Kt. Gold Bracelet CIRCA / YEAR: 1940's DIMENSIONS / SIZE: Length 50mm X Diameter
Category

Vintage 1940s American Art Deco Wrist Watches

Platinum 1940s 8.00cttw Diamond Double Clip Brooch
Located in New York, NY
your day. Circa 1940's. Hand set diamonds totaling 8.00 ct. Each brooch measures: 32mm x 25mm. Each
Category

20th Century American Modern Brooches

Materials

Diamond, Platinum

Flora and Fauna Emerald and Diamond Brooch in Platinum, circa 1940s
Located in Wailea, HI
Flora and Fauna Emerald and Diamond Brooch in Platinum Circa 1940's Total Diamond Weight 2.35
Category

Mid-20th Century Unknown Brooches

Materials

Diamond, Emerald, Platinum

Art Deco Diamond Engagement Ring Mined 1.20ct Ostrow Samit 1930 s-1940 s
Located in Dearborn, MI
  Platinum Circa 1940's-1950's The Art Deco Era in Jewelry Design  Genuine Antique; Not a Reproduction
Category

Vintage 1940s Art Deco Engagement Rings

Materials

Diamond, Platinum

1940S Retro Diamond Platinum Double Clip Brooch
Located in Geneva, CH
Diamond Platinum and white gold 18K Double Clip Brooch. Total diamond weight: approximately 4.20
Category

Vintage 1940s European Retro Brooches

Materials

Diamond, 18k Gold, White Gold, Platinum

1940s cocktail ring in platinum and diamonds
Located in Milano, MI
Gorgeous 1940s period cocktail ring, handmade in platinum and set with diamonds of various cuts for
Category

Vintage 1940s Cocktail Rings

Materials

Diamond, Platinum

Art Deco Diamond Engagement Ring Mined .80ct Transitional Original 1940 s-1950 s
Located in Dearborn, MI
Genuine Original Antique from 1940's-1950's Diamond Engagement Ring .80ct Transitional Cut
Category

Vintage 1940s Art Deco Engagement Rings

Materials

Diamond, Platinum

1940 s 18kt Yellow Gold Platinum Ring with Ca 3.50 Ct Sapphire Diamonds
Located in Antwerp, BE
1940' s 18kt Yellow Gold & Platinum Ring With Ca. 3.50 ct Sapphire & Diamonds Sapphire: Emerald
Category

20th Century Artisan Engagement Rings

Materials

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

1940s 3.93 Carat Diamond and Platinum Spray Brooch
Located in Jesmond, Newcastle Upon Tyne
A stunning, fine and impressive vintage 1940s 3.93 carat diamond and platinum spray brooch; part of
Category

Vintage 1940s Unknown Brooches

Materials

Diamond, Platinum

1940s period brooch in gold, platinum and diamonds
Located in Milano, MI
Gorgeous 1940s period brooch set in 18ct gold and platinum with old cut and rose cut diamonds for
Category

Vintage 1940s European Brooches

Materials

Diamond, Gold, Platinum

French 18K/Platinum Gold Ruby Diamond Floral Brooch c. 1940s
Located in New York, NY
rubies, further accented by diamond-set platinum scrolls, creating a vibrant interplay of color and
Category

Vintage 1940s French Retro Brooches

Materials

Diamond, Ruby, Platinum, 18k Gold, Rose Gold

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1940s Platinum Diamond Jewelry For Sale on 1stDibs

On 1stDibs, you can find the most appropriate piece of 1940s platinum diamond jewelry for your needs in our varied inventory. Every item for sale was constructed with extraordinary care, often using Platinum, Gold and 18k Gold. In our selection of items, you can find a vintage example as well as a contemporary version. If you’re looking for an item from our selection of 1940s platinum diamond jewelry from a specific time period, our collection is diverse and broad-ranging, and you’ll find at least one that dates back to the 18th Century while another version may have been produced as recently as the 21st Century. For this particular piece, .5 Carat and 1 Carat are consistently popular carat weights. There have been many well-made iterations of the classic choice in our collection of 1940s platinum diamond jewelry over the years, but those made by Tiffany Co., Cartier and Van Cleef Arpels are often thought to be among the most beautiful. Today, if you’re looking for a round cut version of this piece and are unable to find the perfect match, our selection also includes old european cut and brilliant cut alternatives. Most of our 1940s platinum diamond jewelry for sale are for women, but there are 547 pieces available to browse for men.

How Much is a 1940s Platinum Diamond Jewelry?

The price for a piece of 1940s platinum diamond jewelry starts at $333 and tops out at $750,000 with these rings, on average, selling for $7,658.

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.