Mid Century Platinum Diamond Opal Ring

Black opal surrounded by baguette and brilliant cut diamonds in a floral motif. Opal 6.24 carats, diamonds 1.79 ctw. Ring measures 7/8 x 1 x 1 1/4 T. Weight 14g. Excellent condition.

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

A mid 20th century 18ct gold and platinum, opal and diamond cluster ring. The opal cabochon, within a single-cut diamond surround. Estimated total diamond weight 0.10ct. Ring size O. Weight 2.6gms. Ov

METAL: platinum. GEMSTONES: diamonds-approx.1.50ctw. MEASUREMENTS: ring size 5.25. Ring top is 21mm in diameter. Ring center will fit approx. 6.7mm round stone. TESTED: platinum. WEIGHT: 9.7 grams. Ge

METAL: Platinum. GEMSTONES: Two baguette diamonds (one damaged/chipped). Center of the ring fit approx. 11mm x 10mm stone. MEASUREMENTS: Ring size 5 3/4, ring top is 11.5mm wide. TESTED: Plat. WEIGHT:

METAL: Platinum. GEMSTONES: Center diamond approx. 1.00-1.10ct (imperfect) , surrounding diamonds approx. 0.47ctw. MEASUREMENTS: Ring size 5 1/2, ring top 16mm wide. MARKED: 10%Irid Plat. WEIGHT: 8.8

METAL: Platinum. MEASUREMENTS: Ring size - 7.5, ring top - 13mm x 20mm. GEMSTONES: Diamonds approx. 1.40ctw. MARKED: 10% irid. plat. WEIGHT: 5.5 grams.Gemstones have not been graded for color and clar

METAL: Platinum. GEMSTONES: Diamonds approx. 0.50ctw. MEASUREMENTS: Ring size 3 3/4, center will fit approx. 10mm in diameter stone. TESTED: Plat. WEIGHT: 5.9 grams.Gemstones have not been graded for

METAL: Platinum. GEMSTONES: Diamonds approx. 1.00ctw. MEASUREMENTS: Ring size 8, top is 11.5mm. TESTED: Plat. WEIGHT: 7.4 grams.Gemstones have not been graded for color and clarity, and tested for cla

METAL: platinum. GEMSTONES: diamonds-approx. 0.80ctw. MEASUREMENTS: ring size 6.5. Ring top is 10mm at widest point. MARKED: 10% Irid Pt. WEIGHT: 6.2 grams.Gemstones have not been graded for color and

METAL: Platinum. GEMSTONES: Diamonds approx. 0.65ctw. Center of the ring will keep approx. 9mm in diameter stone. Prongs are missing. MEASUREMENTS: Ring size 5 1/2, ring top is 14mm wide. TESTED: Plat

METAL: platinum. GEMSTONES: baguette cut diamonds - approx. 0.15-0.20ct each. MEASUREMENTS: ring size 4.75, ring center will fit to 10-10.5mm stone. MARKED: hand made, tested platinum. WEIGHT: 4.9 gra

METAL: Platinum. MEASUREMENTS: Ring size - 4.5, ring top - 16mm wide. Center will fit approx. 8.8mm stone. Shank is bent. GEMSTONES: Diamonds in the setting. MARKED: Engraved initials " A to M&qu

Ring mounting will fit approx. 9mm round stone. Ring size 4.5. Tested platinum. Inside shank engraved "Claude, 31-5-54". Weight - 4.3 grams. Gemstones have not been graded for color and clar

METAL: platinum. GEMSTONES: diamonds. MEASUREMENTS: ring size 6.5. Ring center will keep approx. 8mm stone. TESTED: platinum. WEIGHT: 5.6 grams.Gemstones have not been graded for color and clarity ,an

METAL: Platinum. MEASUREMENTS: Ring size 10, ring top is 21mm x 18mm. GEMSTONES: Diamonds approx. 2.00-2.20ctw (one larger stone is chipped). TESTED: Plat. WEIGHT: 4.9 grams.Gemstones have not been gr

Metal : Platinum Designer : Not Signed Gemstone : Diamonds approx. 0.80ctw Measurements : Ring size 6, top is 12.5mm wide, Center will fit approx. 7.8mm stone Marked: : 10% irid. plat <

METAL: Platinum. GEMSTONES: Diamonds approx. 1.00-1.15ctw. MEASUREMENTS: Ring size 6 3/4, top is 15.9mm. MARKED: 10%Irid Plat (partially polished off). WEIGHT: 5.5 grams.Gemstones have not been graded

METAL: Platinum. MEASUREMENTS: Ring size 10.5, ring top is 15mm wide, center will fit approx. 7.3mm stone. GEMSTONES: Diamonds approx. 0.65ctw. TESTED: Plat. WEIGHT: 7.2 grams.Gemstones have not been

METAL: Platinum. MEASUREMENTS: Ring size 5, top is 17mm wide. Center will fit approx. 7.7 x 7.7mm stone. GEMSTONES: Diamonds approx. 55 stones total. TESTED: Plat. WEIGHT: 8.9 grams.Gemstones have not

METAL: Platinum. GEMSTONES: Diamonds approx. 1.10ctw. Pearl - 7.1mm. MEASUREMENTS: Ring size 6 3/4, top is 7.9mm. TESTED: Plat. WEIGHT: 6 grams.Gemstones have not been graded for color and clarity ,an

Mounting features approx. 0.26ctw of diamonds. Center will fit approx. 8.5mm round stone. One prong is bent. Ring size 7.75. Tested platinum. Weight - 7.7 grams. Gemstones have not been graded for col

Metal : Platinum Designer : Not Signed Gemstone : Diamonds approx. 1.00-1.20ctw SI/I. Sapphire Measurements : Ring size 8 3/4, top is 11.5mm wide Marked: : Tested - Plat Weight:

Platinum Mid century ring with 8.8mm pearl, surrounded with approx. 0.56ctw in diamonds. Ring size - 6.25, ring top is 13mm wide. Tested Plat. Weight - 6.3 grams.