FINE Black Opal 3.25 CT TW Diamond Platinum Ring

Stunning large exceptional quality black Australian opal and diamond ring. Crafted out of platinum. Features a large natural solid black opal cabochon with an explosion of colors ranging from green, b

Black opal triplet with diamond halo set in platinum. Size- 6.5 Approximate total diamond weight- 0.70 cttw Weight- 9.0 grams Condition- heavy scratches to opal. In-house shipping available within con

Title: GIA Natural Black Gray Opal Diamond Platinum Ring Description:A huge mid-century crossover ring with several white and clean diamonds and a large back or gray natural opal with no treatment! Th

13.26 Carat Oval Cabochon Black Opal, 2.26 Carat TW Eighteen Round Brilliant Cut Diamond and Platinum Ring. Opal with very good play of multi color. Diamonds E-F color, VVS-VS clarity. Stamped Pt900.

2.19 very fine Australian black opal with platinum settings and 0.44 Diamonds F-VS

1970's Platinum Black Opal & Diamond Ring. The ring is centrally set with a large oval cabochon cut black peacock opal. It exhibits a fine blue to green harlequin play of color. It weighs approx. 5.99

METAL: Platinum. GEMSTONES: Diamonds, Black opal - 25mm x 16.8mm. (opal has fine line scratches). MEASUREMENTS: Ring size 7. MARKED: LRW, PLAT. WEIGHT: 9.9 grams. Gemstones have not been graded for co

Centering a 2.33 ct. round brilliant-cut diamond, highlighted by two tapered baguette-cut diamonds weighing a total of approximately 0.50 cttw., set in a platinum ring mounting, size 6 1/2. Gross weig

Vintage Diamond, Platinum RingCentering one transitional-cut diamond weighing approximately 4.16 cts., accented by ten single-cut diamonds weighing a total of approximately 0.15 cttw., set in a platin

Featuring one round brilliant-cut diamond weighing approximately 1.90 cts., accented by two baguette diamonds weighing a total of approximately 0.16 cttw., set in a platinum ring mounting, size 6 1/2.

Art Deco Diamond, Platinum Ring MountingHighlighted by six Old European-cut diamonds weighing a total of approximately 0.48 cttw., set in a pierced platinum ring mounting, size 3 1/4. Gross weight: 5.

Centering a round cultured pearl measuring approximately 8.0 mm, accented by fourteen single-cut diamonds weighing a total of approximately 0.28 cttw., set in a platinum ring mounting, size 6. Gross w

PGL Digital Appraisal Retail Replacement Value $13,995 Natural opal weighing 3.70 carats Natural Diamonds Carat Weight: 1.70Color Grade: H - I Clarity Grade: SI1 - SI2 Size 5.75 366869-2491 NOTE: PGL

PGL Digital Appraisal Retail Replacement Value $10,740 Natural opal weighing 15.91 carats Natural Diamonds Carat Weight: .13Color Grade: H-I Clarity Grade: SI1-SI2 Size 6.75 370710-2151 NOTE: PGL Appr

Featuring nineteen old European-cut diamonds weighing a total of approximately 1.38 cttw., set in a platinum ring mounting, size 4 3/4. Gross weight: 4.05 grams. Item condition: ring plated yellow gol

Fine art deco diamond ring. decorated with reticulation and geometric patterns surrounding round pave set diamonds. Size 5.5. Marked platinum. Weighs 4.7 grams. Total diamond weight is approximately .

Antique Diamond, Platinum, 18k Yellow Gold RingFeaturing five European and mine-cut diamonds weighing a total of approximately 2.10 cttw., set in a platinum topped, 18k yellow gold ring mounting, size

Diamond, Platinum, 14k Yellow Gold RingFeaturing numerous round-cut diamonds weighing a total of approximately 1.10 cttw., set in a by-pass style platinum, 14k yellow gold ring mounting, size 5 1/4. G

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

Remodeled Dana ring. Medium-blue fine Sapphire 2.83 ct two trillion -cut diamonds .66 ct tw. H color SI2 clairty. platinum setting with 18k gold shank. 3.3 dwt. Size 4 1/4 Condition: Sapphire shows si

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.

Diamond, Enamel, Chevron Ring, David Webb Featuring twenty-six round brilliant-cut diamonds weighing a total of approximately 1.30 cttw., highlighted by black and white enamel set in an 18k yellow gol

Art Deco Diamond, Platinum Ring Featuring three circular brilliant-cut diamonds weighing a total of approximately 0.54 cttw., accented by by five full-cut diamonds weighing a total of approximately 0.

Fantastic Art Deco style platinum ring having over 2 CTTW. Marked Irid-Plat. Approx. overall weight 4.21 grams.