Platinum & Iridium Diamond Band Ring.

Iridium platinum ring band having a center round cut black diamond flanked by a tapered baguette cut diamond on either side. Ring size 5. Hallmarked 10%IRID PLAT. Weighs approx. 4.7 grams.

Granat Brothers, jewelers of San Francisco, wedding band or engagement ring. Hallmarked "Granat", "Platinum/iridium" and inscribed w/ 1935. Cut shank. Ring size 9. Weighs 2.7g. U.S. SHIPPING $15 + INS

10% Iridium Platinum Women's 1CT Diamond Ring.This Beautiful Ring Contains A Large Round-Cut Center Diamond with Small, Round Diamonds On Either Side. The Band Is Stamped 10% IridPlat and Is Size 8. T

Ring size is approximately 9.5. Weighs approximately 2.34 grams. Marked 10 over 90, which we believe is an older marking for 10% iridium and 90% platinum. Diamonds are assumed, as they are too small f

The center diamond measures approximately .125 carats with two side diamonds .0625 carats each, estimated CTTW .25, surrounded by thirteen 3 mm blue gemstones, marked 'Iridium' inside the band, ring s

METAL: Platinum. GEMSTONES: Diamonds approx. 0.93ctw. MEASUREMENTS: Ring size 6 1/2, ring band is 3.2mm wide. MARKED: Tiffany & Co PT950. WEIGHT: 5.9 grams. Retail $8500. Comes with Replacement Va

METAL: 22K gold, platinum. GEMSTONES: diamonds-approx. 0.30ctw. MEASUREMENTS: ring size 6.25. Band is 8.5mm wide. MARKED: 22K C W 900PT. WEIGHT: 9.1 grams. Gemstones have not been graded for color and

Platinum wedding Lucida band ring by Tiffany & Co, with approx. 0.60ctw in diamonds. Ring size - 6, ring is 4.1mm wide. Marked: Tiffany & Co, Lucida, PT950, Pat. 5970744 metal. Weight - 5.8 grams.

(107221) A platinum diamond band ring. Designed as alternating rectangular-shape and brilliant-cut diamonds set to the wide band. Estimated total diamond weight 0.50ct. Hallmarks for Birmingham. Ring

METAL: Platinum. GEMSTONES: Diamonds approx. 0.27ctw. MEASUREMENTS: Ring size 4 1/4, band is 2mm. MARKED: Tiffany & Co Pt950. WEIGHT: 2.2 grams. Retail $4000. Come with box. Gemstones have not bee

A platinum diamond band ring. Designed as a square-shape diamond line, inset to the shaped band. Estimated total diamond weight 0.75ct, I-J colour, SI clarity. Hallmarks for Birmingham. Ring size Q. W

METAL: Platinum. GEMSTONES: Diamonds approx. 1.00ctw. MEASUREMENTS: 5 1/2, ring band is 7.2mm wide. TESTED: Plat. WEIGHT: 5 grams.Gemstones have not been graded for color and clarity ,and tested for c

METAL: Platinum. GEMSTONES: Diamonds approx. 0.20ctw. MEASUREMENTS: Ring size 6 3/4, ring band is 4.2mm wide. MARKED: T & Co PT950. WEIGHT: 8.6 grams. Retail $3000.Gemstones have not been graded f

Platinum Etoile band ring by Tiffany & Co, with approx. 0.30ctw in diamonds. Ring size - 7.5, ring is 4mm wide. Marked: T & Co, Pt 950, Weight - 7.9 grams.

Platinum Etoile band ring by Tiffany & Co, with approx. 0.30ctw in diamonds. Ring needs polishing. Ring size - 5, ring is 4.3mm wide. Marked: T & Co, Pt950. Engraving "2004 8 24 D to Y". Weight - 7.5

Platinum Etoile band ring by Tiffany & Co, set with approx. 0.30ctw in diamonds. Ring needs polishing. Size 7, 4mm wide. Marked: T & Co, Pt950. Weight - 7.1 grams.

Rings feature approx. 0.80ctw of pave diamonds. Ring sizes 6.75, measure 1.6mm wide each. Tested platinum. Weight - 4.9 grams. Gemstones have not been graded for color and clarity ,and tested for clar

Ring features an approx. 0.08ct diamond set in a platinum band. Band measures 5.4mm wide. Ring size 5. Marked Cartier, Pt950, 49, CM,1126. Weight - 11.1 grams.Gemstones have not been graded for color

A platinum diamond band ring. The square-shape diamond scrolling line, inset to the plain band. Estimated total diamond weight 1.50 to 1.75cts. Hallmarks for London, 2007. Ring size T. Weight 9.4gms.

METAL: Platinum. GEMSTONES: Diamonds approx. 0.70ctw (one stone missing). MEASUREMENTS: Ring size 8.75, top is 11mm wide. MARKED: 10% irid. plat. WEIGHT: 13.9 grams. Gemstones have not been graded for

Platinum band ring by Tiffany & Co from Etoile collection, set with approx. 0.30ctw in diamonds. Band needs polishing. Ring size - 5.25, ring is 4.3mm wide. Marked: T &Co, pt950. Weight - 7.6 grams.

Diamonds total approx. 0.85ctw. Ring size 6, measures 5mm wide. Marked PT950. Weighs 5.2 grams.Gemstones have not been graded for color and clarity ,and tested for clarity and color enhancement, unles

METAL: Platinum. GEMSTONES: Diamond approx. 0.03ct. MEASUREMENTS: Ring size 4 1/2, band is 3mm. MARKED: Cartier 48, PT950, EFI280. WEIGHT: 4.6 grams. Retail $2350. Comes with service paper.Gemstones h

METAL: Platinum. GEMSTONES: Diamonds - approx. 0.22ctw. MEASUREMENTS: Ring size 5.5, band measures 4mm wide. MARKED: Tiffany & Co., PT950. WEIGHT: 5.9 grams. Retail $2650.Gemstones have not been g