Art Deco Platinum Diamond Onyx Ring

METAL: platinum. GEMSTONES: diamonds-approx. 0.77ctw,onyx. MEASUREMENTS: ring size 8.25. Ring top is 16.2mm x16.2mm. MARKED: 900 Plat,100 Irid. WEIGHT: 5.38 grams.Gemstones have not been graded for co

METAL: Platinum. MEASUREMENTS: Ring size 7, top is 21mm x 17mm. GEMSTONES: Onyx, Diamonds approx. 0.40ctw, Citrine. MARKED: Punchmarks on the outside of the shank, 1216. WEIGHT: 10.2 grams.Gemstones h

An Art Deco Platinum, Rose Gold, Diamond and Onyx Ring, containing one triangular shape step cut diamond weighing approximately 1.20 carats within an onyx surround. 3.30 dwts. Estimate $2,000-3,000 Se

French Art Deco Platinum Weight 5.82g Onyx Diamond Ring Size 7 Measurement 0.91”x0.74”

Art Deco Style Platinum, Diamond, and Black Onyx Ringthe platinum navette shaped mount with milgrain detailing set to the center with three marquise cut diamonds weighing approximately .70 total carat

METAL: platinum, 18k gold. GEMSTONES: diamonds, onyx. MEASUREMENTS: Ring size 7.5. MARKED: tested 18 and plat. WEIGHT: 2.3 grams. Gemstones have not been graded for color and clarity ,and tested for c

This fabulous Art Deco piece is finely crafted from platinum. It features sparkling diamonds, colorful blue sapphires, and a very well done onyx cameo depicting a knight. The metal content is stamped

AN ART DECO ONYX AND DIAMOND RING in platinum, comprising a faceted onyx tablet set with an old cut diamond of 0.60 carats, the shoulders set with single cut diamonds and further inlaid onyx, no assay

Topped 18kt Gold Ring. Central Old European cut diamond weighing approx. 0.33 cttw, approx. color of I, approx. clarity of VS. Total approx. weight of rose cut diamond accents is 0.25 cttw. Total appr

14k White Gold & Platinum Gram Weight: 6.6 Art Deco Black Onyx & Diamond Ring Size: 6.5

Art Deco Platinum  Weight 8.82g Onyx Euro Cut Diamonds Approx. 1.20ct VS1-H Rose Cut Diamond Approx. 0.2ct TW 1.40ct Ring Size 7.5 Measurements 0.45”x0.84”

UNUSUAL ART-DECO ONYX, DIAMOND AND ENAMEL RING,18 ct. gold and platinum.Diamonds bright and lively.Enamel in good condition.Size J 1/2.3.3 grams.

Round cabochon opal, 13.46 x 8.24 mm., approx. 8 cts., flanked by diamond volute shoulders with onyx bullets, tapered hoop with diamond accents, approx. .60 ct. TW, ca. 1938. Size 9 1/2. 7.7 dwt.

(6) White gold and platinum rings to include 10K white gold and diamond chip ring with moon carved stone at center with damage and glue repair, 18K art deco order of the eastern star onyx ring, 4.25 s

Art Deco period ring, hand fabricated in platinum, brightly polished, engraved and chased, featuring a prong set transitional cut round brilliant diamond, with GIA Report # 2225447151, 2.01 carats, H

A beautiful art deco platinum diamond ring, center a gem quality European cut diamond wt. approx. 1.50ct (VS/VVS, H), accented by small diamonds, size 7.5

ART DECO PLATINUM/DIAMOND RING W/OVER 1.8 CT. CENTER STONE C. 1920 WEIGHT 3.53 GR. CENTER (1) OLD EUROPEAN CUT DIAMOND, APPROX 1.80 CTS, CLARITY VS-2, COLOR L. SIDE (4) SINGLE CUT DIAMONDS, APPROX 0.0

Art Deco platinum and diamond ring, set in the center 1 with an old European-cut diamond weighing approximately 1.15 carats and with an estimated color and clarity grade of "I-J, VS1", within a domed

Ladies platinum art deco ring featuring an old Euro cut diamond approximately 1.10 carats, Clarity-SI1, Color-J, accented by 2 baguette and 6 single cut diamonds approximately 0.18 carats, Clarity-SI2

ART DECO PLATINUM DIAMOND RING APPROX. 1.75CTW

Art Deco Platinum Weight 9.64gr 0.5”x0.78” Single cut and European Cut Diamond Approx 1ct Vs1 H  Ring Size 6.5

Art deco platinum diamon ring, center a gem quality diamond wt. 1.27ct (J/VS 2), accented with 10 small gem quality diamonds, tdw approx. 1.50ct with GIA certificate

Crafted in platinum; featuring 29 kite-shaped, triangular-, marquise- and single-cut diamonds weighing a total of approximately 2.90 carats, most with H-J color and VS-SI clarity; ring size 6-1/2; rin

METAL: platinum. GEMSTONES: diamonds-approx. 0.90ctw. MEASUREMENTS: ring size 5.25. Ring top is 18mm at widest point. MARKED: 10% Irid Plat. WEIGHT: 4.6 grams.Gemstones have not been graded for color