A platinum diamond single-stone band ring.

A platinum diamond single-stone ring. The square-shape diamond, to the tapered shoulders and plain band. Estimated diamond weight 0.40ct, I-J colour, SI clarity. Hallmarks for Birmingham, 2001. Weight

A platinum diamond single-stone ring. The brilliant-cut diamond, to the tapered shoulders and plain band. Estimated diamond weight 2.35cts, I-J colour, P3 clarity. Hallmarks for London, 2004. Weight 5

(1345) A platinum diamond single-stone ring. The square-shape diamond, with tapered shoulders. Diamond weight 0.47ct, stamped to band, estimated K-L colour, SI2-P1 clarity. Hallmarks for London. Ring

A platinum diamond single-stone ring. The rectangular-shape diamond, with tapered shoulders. Diamond weight 0.40ct, stamped to band, estimated I-J colour, SI clarity. Hallmarks for London, 2006. Ring

A platinum diamond single-stone ring. The brilliant-cut diamond, with tapered shoulders. Diamond weight 0.33ct, stamped to band, estimated H-I colour, SI clarity. Hallmarks for London. Ring size L1/2.

A platinum diamond single-stone ring. Of bi-colour design, the brilliant-cut diamond, with bar sides and tapered band. Diamond weight 0.33ct, H-I colour, P1 clarity. Hallmarks for London. Ring size O.

A platinum diamond single-stone ring. The rectangular-shape diamond, to the knife-edge sides and plain band. Diamond weight 0.34ct, stamped to band, estimated K-L colour, P1 clarity. Hallmarks for Bir

A platinum diamond single-stone ring. The square-shape diamond, with tapered band. Estimated diamond weight 0.25ct, H-I colour, SI clarity. Hallmarks for Birmingham. Ring size K 1/2. Weight 2,9gms. Ov

A platinum diamond single-stone ring. The brilliant-cut diamond collet, with tapered shoulders. Diamond weight 0.16ct, stamped to band, estimated H-I colour, P1 clarity. Hallmarks for London. Weight 3

A mid 20th century 18ct gold and platinum diamond single-stone ring. The brilliant-cut diamond collet, to the tapered shoulders and plain band. Estimated diamond weight 0.45ct, J-K colour, P1. Weight

A diamond single-stone ring claw-set with a round brilliant-cut diamond, to a plain band, mounted in platinum; together with a baguette and round brilliant-cut diamond half-eternity ring, mounted in p

A diamond single-stone ring claw-set with a cut-cornered square modified brilliant-cut diamond, to a plain band, mounted in platinum; with GIA later inscription number 6107374369, stating that the dia

PLATINUM DIAMOND RING ~ SIZE 6.75, ART DECO STYLE DESIGN SET WITH A EUROPEAN CUT DIAMOND CENTER STONE (1.37CT TW) AND SURROUNDED BY FOUR SINGLE CUT DIAMONDS ON EACH SIDE OF THE BAND (APPROX 1.45CT TDW

A mid 20th century platinum diamond three-stone ring. The graduated brilliant-cut diamond line, with single-cut diamond line sides, to the plain band. Estimated total diamond weight 0.55ct, I-J colour

Art Deco platinum eternity band. Band consists of single cut diamonds and 4 carved ruby leaves. Approx. ring size 6.25. Total weight including stones: 4.8 dwt. Condition: Missing a diamond. GEMOLOGIST

A mid 20th century platinum and 18ct gold diamond three-stone ring. The graduated brilliant-cut diamond line, to the single-cut diamond asymmetric sides and plain band. Estimated total diamond weight

A platinum diamond single-stone ring. The brilliant-cut diamond, to the asymmetric shoulders. Estimated diamond weight 0.30ct, I-J colour, SI2-P1 clarity. Hallmarks for Birmingham. Ring size N. Weight

A mid 20th century 18ct gold and platinum diamond single-stone ring. Of bi-colour design, the brilliant-cut diamond, with tapered shoulders and single-cut diamond accents. Principal diamond estimated

METAL: platinum. GEMSTONES: diamonds-approx. 1.25ctw (comes with copy of GSI report #21755000101). MEASUREMENTS: ring size 5. Band is 4mm at widest point. MARKED: Plat. WEIGHT: 8.1 grams. Gemstones ha

METAL: platinum. GEMSTONES: diamonds, green stones. MEASUREMENTS: ring size 6.5. Band is 2.5mm wide. MARKED: Plat. WEIGHT: 2.5 grams. Gemstones have not been graded for color and clarity ,and tested f

METAL: platinum. MEASUREMENTS: ring size - 10 1/4, ring top is 3.8mm wide. GEMSTONES: 5 diamonds - approx. 0.50ctw (old mine cut). TESTED: plat. WEIGHT: 4.1 grams.Gemstones have not been graded for co

A mid 20th century platinum and 18ct gold diamond single-stone ring. The circular-cut diamond, with pave-set diamond line sides. Principal diamond estimated weight 0.30ct, I-J colour, P1 clarity. Ring

Certified 0.43 Ctw Diamond VS/SI1 Creature Style Platinum Band Ring -- Diamond Stone Weight ; 0.43 Ctw (86 Pcs Round) Center Stone Color: White G-H Diamond Stone Clarity: VS/SI1 Center Stone Setting ;

This ring is set with five round brilliant cut diamonds weighing approximately 1.25 carats total weight. Ring size 6.75. 4.1 dwt.