A PLATINUM AND DIAMOND RING, the single brilliant cut

PLATINUM 1.78 CT RUBY & DIAMOND RING: Single oval brilliant cut 1.78 CT ruby is featured in a unique vertical platinum setting amid a bezel of .53 CT diamonds. Size 6.5. Total weight 3.9 grams. Sold w

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

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 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. 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 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

PLATINUM & DIAMOND RING ~ SIZE 5.5 TAPERED SHANK RING CONTAING ONE ROUND BRILLIANT CENTER DIAMOND (1.12 CT) W/ 6 SINGLE CUT & 3 ROUND BRILLIANT CUT DIAMONDS ON EACH SIDE (1.45 CT TDW) SIGNED " GRANAT"

Antique platinum, diamond, and mabe pearl ring with one 16.5 mm mabe pearl with good luster and pinkish green undertone surrounded by forty-four round single-cut and brilliant cut diamonds, approx: 1.

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 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

Lady's platinum ring containing a 4.10Ct round brilliant cut diamond center stone, Clarity SI 2, Color H, IGL certificate with 14 round brilliant cut diamonds and 14 single cut diamonds, total Carat w

center four round brilliant and 14 round brilliant and single cut diamonds estimated total weight 0.88ct., H-J, SI, two synthetic blue sapphires, remnant of stamp "PLATINUM" and hand inscribed "12 29"

A platinum single stone ring. Brilliant cut diamond in rub-over setting. Diamond: 0.2 ct. Colour H. Size: M. 5. approx. grms.

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 Diamond Ring platinum, the ring mounted with European-, round brilliant- and single-cut diamonds wieghing approximately 0.30 carats in total. size 5, total weight 3.1 grams

, 4 Brilliant cut diamons Color I-J clarity VS2-SI1 totaling approximately 4.02ctw set in 4 prong heavy basket heads in a single row band with a split shoulder. Mounting is platinum. Weight as sits 8.

JOHN DONALD: DIAMOND SINGLE-STONE RING, 2003 Set with a brilliant-cut diamond, mounted in platinum, diamond approx. 1.00ct, maker's mark JAD, London hallmark, ring size approx. M Footnotes: From a Pri

Stamped with Tiffany & Co. inside. Hand engraved with fancy open scroll design, set with (3) Round Brilliant cut diamonds, east to west with (6) single cut round diamonds. Center diamond measures appr

Platinum and 0.95 Carat Diamond RingCentering a 0.58 carat round brilliant diamond accented by single cut, round brilliant and marquise diamonds weighing a total of 0.37 carats7 1/2 (ring size)6.5 gra

Vintage Platinum engagement ring with round 6.44mm brilliant cut center diamond, the shoulders each set with six round brilliant cut diamonds and the gallery with single diamond to each side. Ring siz

EMERALD AND DIAMOND RING, 2021 Old brilliant and single-cut diamonds, principal diamond approx. 0.55ct French-cut emeralds Platinum UK hallmark, European convention mark Ring size approx. M½ Weig

Platinum. Contains: one round brilliant cut diamond of 0.96cts, I1 clarity, I colour and fair cut. Twenty-six single cut diamonds of 0.36ctw, VS2-I1 clarity, G-H-I colour and fair-medium cut. Stamped,

Platinum engagement ring displaying a central round brilliant cut diamond flanked by (6) single cut diamonds - shank out-of-round. Accompanied by a platinum wedding band. Center diamond measures appro

Diamond, Platinum Ring. Featuring one round brilliant-cut diamond weighing approximately 2.40 cts., accented by eighteen single-cut diamonds weighing a total of approximately 0.08 cttw., set in a plat