Art Deco Black Opal & Diamond Platinum Ladies Ring

Art Deco Platinum, Opal & Diamond Ringcentered on a prong set, oval black opal (14.97 x 10.48 x 5.03 mm) with three single cut diamonds on either side weighing approximately .11 total carat (H-I color

Art Deco Opal, Diamond, Platinum Ring The ring features an oval-shaped opal cabochon measu

An oval opal cabochon with predominately green color play, approx. 7.0 cts. by formula, baguette and RBC diamond pierced shoulders, diamonds approx. .36 ct. TW. Ca. 1940. Unmarked. Size 7 1/2. 4.1 dwt

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.

A FINE ART DECO BLACK OPAL AND DIAMOND RING in white gold, set with a pear shaped cabochon opal accented by round cut diamonds, no assay marks, size I / 4.5, 3.5g.

Art Deco Platinum Black Opal & Diamond Pendant. It features a drop design centrally set with a massive pear shaped black opal. It exhibits a harlequin peacock play-of-color and measures 31.00mm x 21.0

This is a Art deco Platinum Diamond Band ring,3 baguette diamonds and in between 2 princess cut diamonds.Appx 0.20ctw. Ring stamped pt950 WH. Ring size 5.0. Total weight 2.9 grams.AY-5GX61

An Art Deco single stone black opal ring, An Art Deco single stone black opal ring, with diamond set shoulders. A circular tallow cabochon cut black opal, milligrain set to each shoulder, to a ridged

A tremendous amount of color is exhibited through this GIA certified Australian opal. Placed in an exquisite hand made art deco platinum ring that has been designed with clean, white diamonds. Size 5-

Platinum & diamond set art deco ring with partial channel and prong (2) set with one trapezoid shaped diamond, estimated weight of 0.75cts, averaging J in color, VVS-2 in clarity. Ring is partial chan

Diamond And Platinum Ladies Ring, Art Deco Style Ladies Ring Featuring 2.18ct J, SI1 Old European Cut Center Diamond Surrounded By 1.40ct Round G/H/I, VS2-SI1 Diamonds Set In Platinum. Size 10. 17g. S

AN ART DECO PLATINUM, DIAMOND DOME FLORET LADY'S EVENING WEAR RING, the 0.5 cts. central brilliant cut prong set diamond issuing six petals in a stylized "Star of Bethlehem" motif each fitted with&#16

1.25 Carat Old European Cut Center Diamond in a period platinum mount set with 32 European cut side diamonds. Marked IRID PLAT. Size 8. Accompanied by IGI Report No. 4610138431 indicating the 1.25 Car

5.8 grams total weight the center stone is 0.50 carat. One of the emerald trillion cut stones has a chip on the corner. Size 6.5, sizable.

14K white gold, filigree setting, round opal displaying flashing rainbow color, approx 7.8 mm x 8 mm x 3.4 mm, sz 5.5, 3 grams tw

ANTIQUE ART DECO 14K YELLOW GOLD, PLATINUM, DIAMOND, AND SAPPHIRE LADY'S RING, possibly converted to a ring from another piece of jewelry, featuring a diamond-form pierced platinum top having a ce

3 old mine- cut in center, , weighs app .75 cts, VS in clarity , I-J in color, sorrounded by .50 cts of single and old cuts, size 6 1/4. weighs 5.9 grams, condition : Very Good

A ladies Platinum Art Deco Diamond ring. Ring has a Princess Cut diamond in the center and 20 round brilliant diamonds set on the sides and around the center stone. Diamonds weight approx 0.65ctw. Rin

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

Lovely Art Deco ladies ring, with center diamond weighing .61 carats, J color, VS1 clarity. Ring includes GIA certificate. 4 remaining diamonds weigh approximately 1.25 carats. Total 1.86 carats of di

LADIES PLATINUM DIAMOND BLACK OPAL COCKTAIL RING Ladies .900 Platinum diamond cocktail fashion ring with oval cut black opal center stone. Diamond carat weight total is approximately .40cts, opal meas

Art Deco Platinum 2.38ct. Diamond Ladies Ring. Filigree style, antique design. Horizontal oval design which has a raised, pierced swirl design and diamond enhanced gallery. Bead set 14 single cut diam

Platinum Art Deco diamond and sapphire ladies' dinner ring, with three center diamonds approximately 45 points each, surrounded by 24 one-point mine diamonds. Missing stones. 3.4 dwts.

A ladies Art Deco platinum and diamond dome ring, having a central bezel set old European cut diamond (approximately 1.13 carats total weight, color I-J, clarity Si2) with two small bead set old Europ