Antique Platinum Hallmarks
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Antique Art Deco Platinum Hallmarked Old Mine Diamond Three Stone Ring
Located in Great Neck, NY
Beautiful Antique Art Deco Platinum Hallmarked Old Mine Diamond Three Stone Ring. This gorgeous
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
Platinum Wedding Band
Located in Atlanta, GA
Ring Size: 6
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 2.3 grams
Finger to Top of
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Platinum
Art Deco Platinum Wedding Band
Located in Atlanta, GA
Ring Size: 6
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 2.77 grams
Finger to Top of
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Platinum
1920s Engraved Platinum Wedding Band
Located in Atlanta, GA
Year: 1920s
Item Details:
Ring Size: 4.75
Metal Type: Platinum [Hallmarked, and Tested]
Weight
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Platinum
Art Deco Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 10.5
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 2.0 grams
Finger to Top of
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Platinum
Platinum Art Deco Wedding Band with Engravings
Located in Atlanta, GA
Year: 1920s
Item Details:
Ring Size: 7
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 2.0
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Platinum
1920 Art Deco Platinum Engraved Wedding Band
Located in Atlanta, GA
Year: 1920
Item Details:
Ring Size: 5
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 2.6
Category
1920s Art Deco Antique Platinum Hallmarks
Materials
Platinum
Platinum Art Deco Diamond Eternity Band with Engraving, circa 1925
Located in Atlanta, GA
Item Details:
Ring Size:5
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 2.1 grams
Band
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Platinum
5.25 Carat Diamond Platinum Brooch
Located in Atlanta, GA
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 15 grams
Diamond Details:
Weight: 5.25 carat
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
White Diamond, Platinum
Yellow Gold and Platinum Wedding Band
Located in Atlanta, GA
Ring Size: 7
Metal Type: 18 karat Yellow Gold & Platinum [Hallmarked, and Tested]
Weight: 4 grams
Category
Early 1900s Unknown Edwardian Antique Platinum Hallmarks
Materials
14k Gold, Yellow Gold, Platinum
1927 Engraved Date Platinum Art Deco Wedding Band
Located in Atlanta, GA
Year: 1927 (Engraved on inner shank)
Item Details:
Ring Size: 6.25
Metal Type: Platinum
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Platinum
Circa 1920s Platinum Diamond Wedding Band
Located in Atlanta, GA
Year: 1920s
Item Details:
Ring Size: 6 (Sizable)
Metal Type: Platinum [Hallmarked, and Tested
Category
1920s Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
.96 Carat Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 6
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 3.2 grams
Center Diamond
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
White Diamond, Platinum
.50 Carat Diamond Platinum Ring
Located in Atlanta, GA
Ring Size: 5.75
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 4.6 grams
Diamond Details
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
White Diamond, Platinum
1.42 Carat Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 5
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 3 grams
Center Diamond
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Platinum
1.53 Carat Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 7
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 4 grams
Center Diamond Details
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
White Diamond, Platinum
1.00 Carat Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 5.25
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 3 grams
Center Diamond
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
White Diamond, Platinum
.40 Carat Total Weight Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 6.5
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 3.8 grams
Diamond Details
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
.70 Carat Diamond Platinum Brooch
Located in Atlanta, GA
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 9 grams
Center Diamond Details:
Weight
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
White Diamond, Platinum
.88 Carat Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 6
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 3 grams
Center Diamond Details
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
White Diamond, Platinum
.25 Carat Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 6
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 3 grams
Center Diamond
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
White Diamond, Platinum
1.42 Carat Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 7
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 4.2 grams
Center Diamond
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
White Diamond, Platinum
.90 Carat Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 6.5
Metal Type: Platinum [Hallmarked, and Tested]
Weight: grams
Center Diamond Details
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
1.01 Carat Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 7
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 4 grams
Center Diamond Details
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Platinum
Circa 1920s Art Deco Platinum Baguette Diamond Band
Located in Atlanta, GA
Year: 1920s
Item Details:
Ring Size: 7
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 3.7
Category
1920s Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
.90 Carat Diamond Platinum Engagement Ring
Located in Atlanta, GA
Item Details:
Ring Size: 4
Metal Type: 900 PLATINUM [Hallmarked & Tested]
Weight: 3 grams
Center
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
White Diamond, Platinum
1920s Platinum Royal Art Deco Drop Diamond Necklace
Located in Atlanta, GA
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 5.6 grams
Diamond Details:
Cut: Old European
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
1.00 Carat Art Deco Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 11
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 4.0 grams
Diamond Details
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
.25 Carat Total Weight Platinum Wedding Band
Located in Atlanta, GA
Ring Size: 5
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 2.9grams
Diamond Details:
Weight
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Platinum
.75 Carat Total Weight Platinum Wedding Band
Located in Atlanta, GA
Ring Size: 8.5
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 2.9 grams
Diamond Details
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Platinum
.50 Carat Diamond Platinum Engagement Ring
Located in Atlanta, GA
Item Details:
Ring Size: 3.5
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 3 grams
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
White Diamond, Platinum
.65 Carat Art Deco Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 5.5
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 3.3 grams
Center Diamond
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
.40 Carat Art Deco Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 4.25
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 3.8 grams
Center Diamond
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
.30 Carat Art Deco Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 6.25
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 2.65 grams
Center Diamond
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
.51 Carat Art Deco Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 5.75
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 2.5 grams
Center Diamond
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
1.35 Carat Art Deco Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 7
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 3.5grams
Center Diamond Details
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
.70 Carat Art Deco Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 6.25
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 3.0 grams
Diamond Details
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
1.13 Carat Art Deco Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 5.75
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 3.0 grams
Center Diamond
Category
1910s Unknown Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
.50 Carat Total Weight Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 4.75
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 4 grams
Diamond Details
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
White Diamond, Platinum
.55 Carat Art Deco Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 5
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 3.0 grams
Center Diamond
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
1920 Art Deco Platinum Diamond Engagement Ring
Located in Atlanta, GA
Year: 1920
Item Details:
Ring Size: 6.75
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 4.2
Category
1920s Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
1.15 Carat Art Deco Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 6.75
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 3.13 grams
Center Diamond
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
.40 Carat Art Deco Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 5.5
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 2.16 grams
Center Diamond
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
.35 Carat Art Deco Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 5
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 3.0 grams
Center Diamond
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
.20 Carat Total Weight Platinum Wedding Band
Located in Atlanta, GA
Ring Size: 5.75
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 2.1 grams
Hallmark: FIDELITY
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Platinum
.94 Carat Edwardian Diamond Platinum Engagement Ring
Located in Atlanta, GA
Item Details:
Ring Size: 6.5
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 3 grams
Center
Category
1910s Unknown Edwardian Antique Platinum Hallmarks
Materials
White Diamond, Platinum
.40 Carat Total Weight Platinum Wedding Band
Located in Atlanta, GA
Ring Size: 6.5
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 4 grams
Diamond Details
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
White Diamond, Platinum
1.00 Carat Art Deco Diamond Platinum Wedding Band
Located in Atlanta, GA
Ring Size: 5.5
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 2.1 grams
Center Diamond
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
1.00 Carat Art Deco Diamond Platinum Wedding Band
Located in Atlanta, GA
Ring Size: 5.5
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 2.1 grams
Center Diamond
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
Circa 1920s Art Deco Platinum Old Cut Diamond Band Size 7.5
Located in Atlanta, GA
Year: 1920s
Item Details:
Ring Size: 7.5 (Sizable)
Metal Type: Platinum [Hallmarked, and Tested
Category
1920s Art Deco Antique Platinum Hallmarks
Materials
Platinum
.75 Carat Art Deco Diamond Platinum Wedding Band
Located in Atlanta, GA
Ring Size: 6.25
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 2.0 grams
Diamond Details
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
.50 Carat Total Weight Diamond Platinum Wedding Band
Located in Atlanta, GA
Ring Size: 6.90
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 2.3 grams
Diamond Details
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
White Diamond, Platinum
.20 Carat Total Weight Art Deco Diamond Platinum Wedding Ring
Located in Atlanta, GA
Ring Size: 4.25
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 2.6 grams
Diamond Details
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
Platinum 1920s Art Deco “Diamond by the Yard” 1.50 Ct Old European Cut Diamond
Located in Atlanta, GA
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 9.5 grams
Center Diamond Details:
Shape
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
.50 Carat Art Deco Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 9
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 4.33 grams
Center Diamond
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
.90 Carat Total Weight Sapphire Platinum Wedding Band
Located in Atlanta, GA
Ring Size: 6.5
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 4 grams
Sapphire Details
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Sapphire, Platinum
.44 Carat Art Deco Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 5.75
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 2.0 grams
Center Diamond
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
.85 Carat Total Weight Diamond Platinum Wedding Band
Located in Atlanta, GA
Ring Size: 6
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 3 grams
Diamond Details
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
White Diamond, Platinum
.15 Carat Total Weight Diamond Platinum Wedding Band
Located in Atlanta, GA
Ring Size: 8.5
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 2.0 grams
Diamond Details
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
White Diamond, Platinum
.85 Carat Diamond Platinum Cocktail Ring
Located in Atlanta, GA
Item Details:
Ring Size: 6
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 5.0 grams
Category
1920s Unknown Art Deco Antique Platinum Hallmarks
Materials
Diamond, Platinum
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Antique Platinum Hallmarks For Sale on 1stDibs
Find an expansive variety of antique platinum hallmarks available on 1stDibs. These distinct designs — crafted with great care and often made from platinum, gold and 18k gold — can elevate any look. Our collection is diverse and broad-ranging, and pieces in stock date back to the 18th Century while others were produced as recently as the 20th Century. Our collection of antique platinum hallmarks includes designs that are universally popular, but Edwardian and Art Deco styles, specifically, are sought with frequency. Versions of these items have been a part of the life’s work for many jewelers, but those produced by Cartier, Tiffany & Co. and Hamilton are consistently popular. Today, if you’re looking for old european cut antique platinum hallmarks and are unable to find the perfect match, our selection also includes round cut and old mine cut alternatives. There aren’t many items for men in our collection of antique platinum hallmarks, as most of the options available are for women.
How Much are Antique Platinum Hallmarks?
Prices for antique platinum hallmarks can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $556 and can go as high as $206,353, while antique platinum hallmarks, on average, fetch $5,500.
Questions About Antique Platinum Hallmarks
- Do antique rings have hallmarks?1 Answer1stDibs ExpertNovember 2, 2023Yes, some antique rings have hallmarks. However, some do not. Before 1950, jewelry makers didn't add hallmarks to their pieces, but some did to indicate who produced the jewelry and/or tell the buyer what type of metals they contained. Shop a large collection of antique rings on 1stDibs.
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