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1920s Platinum Diamond Jewelry

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Art Deco 4.10ct Diamond Bracelet, c.1920s
Located in London, GB
This stunning 1920s diamond bracelet showcases classic deco geometric design. Each section features
Category

Vintage 1920s British Art Deco Tennis Bracelets

Materials

Diamond, Platinum

Art Deco 13.36ct Diamond Double Pin Brooches, c.1920s
Located in London, GB
Carat Weight: 9.36 Stone Shape: Old Pear Cut Colour: H-I Clarity: VS2-I1 Metal: Platinum Age: 1920s
Category

Vintage 1920s British Art Deco Brooches

Materials

Diamond, Platinum

1920s 1.20 Carat Sapphire and Diamond Yellow Gold Platinum Set Cocktail Ring
Located in Jesmond, Newcastle Upon Tyne
platinum set cocktail ring in the Art Deco style; part of our antique jewelry and estate jewelry
Category

Vintage 1920s Unknown Art Deco Cluster Rings

Materials

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

Art Deco 0.65ct Diamond Solitaire, c.1920s
Located in London, GB
Colour: F Clarity: VS1 Metal: Platinum Age: 1920s Size: K
Category

Vintage 1920s British Art Deco Solitaire Rings

Materials

Diamond, Platinum

Art Deco 3.02ct Diamond Double Clip Brooch, c.1920s
Located in London, GB
diamonds encrust the elegantly crafted platinum metalwork to create a wonderful glittering design. The
Category

Vintage 1920s Unknown Art Deco Brooches

Materials

Diamond, Platinum

Art Deco 0.75ct Diamond Solitaire, c.1920s
Located in London, GB
: Diamond Stone Shape: Old Cut Carat Weight: 0.75 Colour: F Clarity: SI1 Metal: Platinum Age: 1920s Size: J
Category

Vintage 1920s British Art Deco Solitaire Rings

Materials

Diamond, Platinum

Art Deco 0.52ct Diamond Solitaire, c.1920s
Located in London, GB
sat bringing the smaller diamond total to 0.16 carat. A simple tapering band of platinum completes
Category

Vintage 1920s British Art Deco Solitaire Rings

Materials

Diamond, Platinum

Art Deco 0.70ct Diamond Solitaire, c.1920s
Located in London, GB
: VS2 Metal: Platinum Age: 1920s Size: L
Category

Vintage 1920s British Art Deco Solitaire Rings

Materials

Diamond, Platinum

18ct Yellow Gold Platinum 1920s Art Deco Sapphire Diamond Target Stud Earrings
Located in Brighton, GB
Antique Sapphire And Diamond Target Earrings 18ct Gold & Platinum Introducing a stunning pair of
Category

Early 20th Century European Art Deco Stud Earrings

Materials

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

Art Deco 0.40ct Diamond Cluster c.1920s
Located in London, GB
: 0.40 Colour: F Clarity: VS1 Metal: Platinum Age: 1920s Size: M
Category

Vintage 1920s British Art Deco Cluster Rings

Materials

Diamond, Platinum

1920s Platinum Art Deco 1 Carat Diamond Antique Ring Handmade American Size 5.75
Located in Los Angeles, CA
1920s Platinum Art Deco 1 Carat total Diamond weight Toi et Moi Design Antique Ring Size 5.75
Category

Vintage 1920s American Art Deco Cocktail Rings

Materials

Diamond, Platinum

Art Deco, 3.50ct Diamond and Coral Brooch, c.1920s
Located in London, GB
around the coral, within platinum, a sparkling collection of old cut diamonds are set, totalling 1.90
Category

Vintage 1920s Unknown Art Deco Brooches

Materials

Diamond, Coral, Platinum

Circa 1920s Art Deco Platinum 1.50cttw Old Mine Cut Cluster Diamond Ring
Located in Hicksville, NY
Year: 1930s Item Details: Ring Size: 7 Metal Type: Platinum [Hallmarked, and Tested] Weight: 9.8
Category

Vintage 1920s Art Deco Engagement Rings

Materials

Diamond, Platinum

Art Deco 0.60ct Diamond Solitaire Ring, c.1920s
Located in London, GB
Dating to the 1920s this beautiful ring is classically Art Deco. A single baguette cut diamond
Category

Vintage 1920s British Art Deco Engagement Rings

Materials

Diamond, Platinum

Art Deco 1.85ct Diamond Solitaire Ring, c.1920s
Located in London, GB
Carat Weight: 1.85 Colour: I Clarity: VS1 Metal: Platinum Age: 1920s Size: J
Category

Vintage 1920s British Art Deco Engagement Rings

Materials

Diamond, Platinum

1920s Natural Pearl and Diamond Ring – CISGEM Certified
Located in Roma, RM
An elegant and refined ring from the 1920s, featuring three natural pearls of fine luster, arranged
Category

Vintage 1920s British Three-Stone Rings

Materials

Diamond, Natural Pearl, Platinum

Art Deco Diamond Cluster Ring, circa 1920s
Located in London, GB
grain set diamonds surrounding. All of the beautiful setting work is hand crafted out of platinum and
Category

Vintage 1920s Unknown Art Deco Cluster Rings

Materials

Diamond, 18k Gold, Platinum

Art Deco Diamond Boar Pendant, circa 1920s
Located in London, GB
: Diamond Stone Shape: Old Cut Carat Weight: 2.80 Total Colour: F Clarity: VS-SI Metal: Platinum Age: 1920s
Category

Vintage 1920s Unknown Art Deco Pendant Necklaces

Materials

Diamond, Platinum

Art Deco 1.50ct Diamond Solitaire Ring, c.1920s
Located in London, GB
VS1 The diamond has been delicately claw set into an open platinum collet, allowing maximum light into
Category

Vintage 1920s British Art Deco Engagement Rings

Materials

Diamond, Platinum

Art Deco 1.60ct Diamond Solitaire Ring, circa 1920s
Located in London, GB
carats. The ring has been created entirely of platinum and dates back to 1920's. Gemstone: Diamond
Category

Vintage 1920s Art Deco Solitaire Rings

Materials

Diamond, Platinum

Circa 1920s Art Deco Platinum Sapphire and Diamond Ribbon Brooch
Located in Hicksville, NY
Item Details: Metal Type: Platinum [Hallmarked, and Tested] Weight: 7.8 grams Diamond Details
Category

Vintage 1920s Art Deco Brooches

Art Deco 2.66ct Diamond Solitaire, c.1920s
Located in London, GB
2.66 carat diamond Has been graded I-J in colour and VS2 in clarity and sits proudly set into platinum
Category

Vintage 1920s Unknown Art Deco Solitaire Rings

Materials

Diamond, Platinum

Art Deco 0.40ct Diamond Solitaire Ring, c.1920s
Located in London, GB
of the 1920s. Gemstone: Diamond Stone Shape: Old Cut Carat Weight: 0.40 Colour: G Clarity: VS1 Metal
Category

Vintage 1920s British Art Deco Solitaire Rings

Materials

Diamond, Platinum

Art Deco 5.40ct Diamond Cross Pendant, c.1920s
Located in London, GB
-SI Age: 1920s Metal: Platinum
Category

Vintage 1920s British Art Deco Pendant Necklaces

Materials

Diamond, Platinum

Art Deco 3.30ct Diamond Solitaire Ring, c.1920s
Located in London, GB
1920s. The central diamond is 3.30 carat in weight with a colour of J and clarity of VS2. Set within a
Category

Vintage 1920s British Art Deco Solitaire Rings

Materials

Diamond, Platinum

Mauboussin Art Deco Love Birds Ruby and Diamond Pin, ca. 1920s
By Mauboussin
Located in Idar-Oberstein, DE
Mauboussin Art Deco Ruby and Diamond Lovebirds Pin, ca. 1920s A very romantic Art Deco pin from
Category

Vintage 1920s French Art Deco Brooches

Materials

Diamond, Ruby, Platinum

Art Deco 1.60ct Diamond Solitaire Ring, c.1920s
Located in London, GB
clarity The diamond has been claw set into a beautifully crafted platinum collet. Down each shoulder an
Category

Vintage 1920s British Art Deco Solitaire Rings

Materials

Diamond, Platinum

Art Deco 0.80ct Diamond Solitaire Ring, c.1920s
Located in London, GB
diamond takes centre stage, claw set into a hand crafted platinum collet. The diamond has a colour of H
Category

Vintage 1920s British Art Deco Solitaire Rings

Materials

Diamond, Platinum

Art Deco 2.54ct Diamond Drop Earrings, c.1920s
Located in London, GB
Weight: 2.54 Colour: F-G Clarity: VS-SI Metal: Platinum Age: 1920s
Category

Vintage 1920s British Art Deco Drop Earrings

Materials

Diamond, Platinum

Art Deco 1.75ct Diamond Solitaire Ring, c.1920s
Located in London, GB
Centring around a beautiful 1.75 carat old cut diamond, this classic solitaire dates to the 1920s
Category

Vintage 1920s British Art Deco Solitaire Rings

Materials

Diamond, Platinum

Art Deco 0.85ct Diamond Solitaire Ring, c.1920s
Located in London, GB
This diamond solitaire ring dates to the 1920s and is the classic engagement ring style. It
Category

Vintage 1920s Unknown Art Deco Engagement Rings

Materials

Diamond, Platinum

Art Deco 0.90ct Diamond Solitaire Ring, c.1920s
Located in London, GB
in eight cut diamonds sit along the shoulders. This piece has been meticulously created in platinum
Category

Vintage 1920s British Art Deco Solitaire Rings

Materials

Diamond, Platinum

Art Deco 1.00ct Diamond Solitaire Ring, c.1920s
Located in London, GB
This timeless solitaire ring dates back to the 1920s and features a beautiful old cut diamond at
Category

Vintage 1920s British Art Deco Solitaire Rings

Materials

Diamond, Platinum

Art Deco 1.00ct Diamond Solitaire Ring, c.1920s
Located in London, GB
1.00 carat diamond has been given an I in colour and VS1 in clarity, and is claw set in platinum
Category

Vintage 1920s Unknown Art Deco Solitaire Rings

Materials

Diamond, Platinum

Art Deco Single Stone 3.4ct Old Mine Cut Diamond Ring Circa 1920 s
Located in Firenze, IT
Magnificent platinum ring from the early 1900s with a splendid 3.4ct old mine cut diamond in the
Category

Vintage 1930s Italian Art Deco Solitaire Rings

Materials

Diamond, Platinum

Art Deco 0.90ct Diamond Solitaire Ring, c.1920s
Located in London, GB
is a beautiful 1920s take on the classic solitaire style. Gemstone: Diamond Stone Shape: Old Cut
Category

Vintage 1920s Art Deco Solitaire Rings

Materials

Diamond, Platinum

Art Deco 0.75ct Diamond Solitaire Ring, c.1920s
Located in London, GB
cut sits central to the design, double claw set within platinum. The diamond has a colour of I and a
Category

Vintage 1920s Unknown Art Deco Solitaire Rings

Materials

Diamond, Platinum

Art Deco 1.70ct Diamond Solitaire Ring, c.1920s
Located in London, GB
SI1. The diamond has been claw set into platinum and flanked by an additional four eight cut diamonds
Category

Vintage 1920s Unknown Art Deco Solitaire Rings

Materials

Diamond, Platinum

Art Deco Diamond Brooch Circa 1920s
Located in ADELAIDE, SA
True to the era this Art Deco diamond brooch is crafted in 18k white gold with a platinum top plate
Category

Mid-20th Century Art Deco Brooches

Materials

Diamond, White Gold, Platinum

Art Deco Diamond Onyx Set Drop Earrings Circa 1920s
Located in ADELAIDE, SA
, estimated total weight 0.20ct Estimated total diamond weight 2.80ct Metal: Platinum settings with 15k
Category

Vintage 1920s Art Deco Dangle Earrings

Materials

Diamond, Onyx, 15k Gold, Platinum

Art Deco 1.00ct Diamond Solitaire Ring, c.1920s
Located in London, GB
claw set into platinum the diamond truly glistens. Down each shoulder, an additional five eight cut
Category

Vintage 1920s Unknown Art Deco Engagement Rings

Materials

Diamond, Platinum

Art Deco 2.05ct Diamond Solitaire Ring, c.1920s
Located in London, GB
A stunning 2.05 carat old cushion cut diamond is showcased in this timeless 1920s solitaire ring
Category

Vintage 1920s British Art Deco Solitaire Rings

Materials

Diamond, Platinum

Art Deco 0.60ct Diamond Solitaire Ring, c.1920s
Located in London, GB
Colour: F Clarity: SI1 Metal: Platinum Age: 1920s Size: I
Category

Vintage 1920s British Art Deco Solitaire Rings

Materials

Diamond, Platinum

Art Deco 0.80ct Diamond Solitaire Ring, c.1920s
Located in London, GB
Stone Shape: Old Oval Cut Carat Weight: 0.80 Colour: I Clarity: VS1 Metal: Platinum Age: 1920s Size: M
Category

Vintage 1920s Unknown Art Deco Solitaire Rings

Materials

Diamond, Platinum

Columbian Emerald, Diamond and Onyx Art Deco Brooch, ca. 1920s
Located in Idar-Oberstein, DE
An emerald, diamond and onyx Art Deco brooch, ca. 1920, in platinum. The facetted square emerald
Category

Vintage 1920s Swedish Art Deco Brooches

Materials

Diamond, Emerald, Onyx, Platinum

Art Nouveau 3.05ct Diamond Cluster Ring, c.1920s
Located in London, GB
cut diamonds set across an ornate platinum design. The centrepiece trio features a 0.80ct top stone, a
Category

Vintage 1920s British Art Nouveau Cocktail Rings

Materials

Diamond, Platinum

Art Deco 5.20ct Diamond Cluster Earrings, c.1920s
Located in London, GB
: Platinum Age: 1920s
Category

Vintage 1920s Unknown Art Deco Stud Earrings

Materials

Diamond, Platinum

Art Deco 2.00ct Diamond Solitaire Ring, c.1920s
Located in London, GB
: Diamond Stone Shape: Old Cut Carat Weight: 2.00ct Colour: I Clarity: SI1 Metal: Platinum Age: 1920s Size
Category

Vintage 1920s British Art Deco Engagement Rings

Materials

Diamond, Platinum

Art Deco 3.80ct Diamond Daisy Cluster Earrings, c.1920s
Located in London, GB
in the 1920’s it was not yet common to have pierced ears. These earrings can be altered to have
Category

Vintage 1920s British Art Deco Stud Earrings

Materials

Diamond, Platinum

Art Deco 2.64ct Diamond Drop Earrings, c.1920s
Located in London, GB
Dating to the 1920s, these beautiful art deco earrings features a glittering diamond drop. Each
Category

Vintage 1920s British Art Deco Drop Earrings

Materials

Diamond, 18k Gold, White Gold, Platinum

Art Deco 5.00ct Diamond Solitaire Ring, c.1920s
Located in London, GB
a wonderous brilliance. Split claw set into platinum, the diamond rests in an elegantly crafted open
Category

Vintage 1920s Unknown Art Deco Solitaire Rings

Materials

Diamond, Platinum

Art Deco 0.90ct Diamond Solitaire Ring, c.1920s
Located in London, GB
diamonds sparkle. Totaling 0.28 carat they match the centre in quality. Crafted in platinum, the entire
Category

Vintage 1920s Unknown Art Deco Solitaire Rings

Materials

Diamond, Platinum

Art Deco 0.92ct Diamond Solitaire Ring, c.1920s
Located in London, GB
. The diamond has been claw set into a classic platinum collet. Down each shoulder an additional three
Category

Vintage 1920s British Art Deco Engagement Rings

Materials

Diamond, 18k Gold, White Gold, Platinum

Art Deco 7.60ct Diamond Solitaire Ring, c.1920s
Located in London, GB
the 1920s. Weighing 7.60ct, the diamond has been graded by IGI as an I to J in colour and VS in
Category

Vintage 1920s Unknown Art Deco Solitaire Rings

Materials

Diamond, Platinum, 18k Gold, White Gold

Art Deco 0.80ct Diamond Trilogy Ring, c.1920s
Located in London, GB
claw set into platinum and completed with a band of 18ct white gold. Gemstone: Diamond Stone Shape
Category

Vintage 1920s British Art Deco Engagement Rings

Materials

Diamond, Platinum, 18k Gold, White Gold

Art Deco Diamond Halo Ring, circa 1920s
Located in London, GB
Weight: 0.67 Main Colour: G Clarity: VS1 Metal: 18ct Yellow Gold, Platinum Age: 1920s Size: Q 1/2
Category

Vintage 1920s Unknown Art Deco Engagement Rings

Materials

Diamond, 18k Gold, Platinum

Art Deco 2.00ct Diamond Eternity Ring, c.1920s
Located in London, GB
cut diamonds are delicately grain set into platinum, each weighing 0.10 carat for a total of 2.00
Category

Vintage 1920s Unknown Art Deco Band Rings

Materials

Diamond, Platinum

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1920s Platinum Diamond Jewelry For Sale on 1stDibs

Find the exact piece of 1920s platinum diamond jewelry you’re shopping for in the variety available on 1stDibs. Every item for sale was constructed with extraordinary care, often using Platinum, Gold and 18k Gold. Find an antique version now, or shop for 8047 vintage or 4 modern creation for a more contemporary example of these cherished accessories. Making the right choice when shopping for an item from our selection of 1920s platinum diamond jewelry may mean carefully reviewing examples of this item dating from different eras — you can find an early iteration of this piece from the 18th Century and a newer version made as recently as the 21st Century, both of which have proven very popular over the years. As it relates to this specific piece, our collection includes designs that are universally popular, but .5 Carat and 1 Carat carat weights, specifically, are sought with frequency. Creating a choice in our collection of 1920s platinum diamond jewelry has been a part of the legacy of many jewelers, but those produced by Cartier, Tiffany Co. and J.E. Caldwell Co. are consistently popular. Today, if you’re looking for an old european cut version of this piece and are unable to find the perfect match, our selection also includes round cut and old mine cut alternatives. When shopping for an object in our assortment of 1920s platinum diamond jewelry, you’ll find that there are less available pieces for unisex or men today than there are for women.

How Much is a 1920s Platinum Diamond Jewelry?

The price for a piece of 1920s platinum diamond jewelry starts at $1 and tops out at $850,000 with these rings, on average, selling for $7,500.

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.  

Questions About 1920s Platinum Diamond Jewelry
  • 1stDibs ExpertDecember 4, 2023
    What era 1920s jewelry is depends on its design. Most people associate this decade with the Art Deco movement, which took inspiration from eclectic sources like Cubism, ancient Egypt and Native American, African and Asian motifs. However, some pieces produced during the 1920s are more in line with the style trends of earlier periods, such as Art Nouveau, Edwardian and Victorian. Explore a diverse assortment of 1920s jewelry on 1stDibs.