A platinum marquise-shape and brilliant-cut diamond 'Adonis Rose' undulating band ring, by De

TIFFANY & CO. - a platinum sapphire and diamond dress ring. The circular-shape sapphire, with marquise-shape and brilliant-cut diamond stylised petal sides. Signed Tiffany & Co. Estimated total diamon

A YELLOW DIAMOND CLUSTER RING in platinum, set with a marquise cut yellow diamond of 1.01 carats, in a cluster of round brilliant cut diamonds, the band set with further baguette cut diamonds, stamped

This Art Deco ring showcases marquise cut diamonds that alternate with round brilliant cut diamonds, bead and bezel set in brightly polished platinum. The slim band of the ring accentuates the unique

Platinum Tiffany & Co. Cobblestone band ring, with diamonds in a variety of sizes and cuts, set together in cobblestone, design, with rose-cut and round brilliant diamonds; rose-cut diamonds, carat to

DE BEERS - a platinum band ring. The polished band, with brilliant-cut diamond accent interior. Signed and numbered DeBeers, B06202. Hallmarks for Sheffield. Ring size Q. Weight 8.7gms.

(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

DIOR: TWO 'BOIS DE ROSE' RINGS1st: Brilliant-cut diamonds, 2nd: Mounted in platinum, 1st: diamonds approx. 0.55ct total, signed Dior, maker's mark, numbered, French assay mark, 2nd: signed Dior, maker

Platinum ring band set with a faceted rose quartz, the shoulders set with round brilliant cut diamonds. Ring size 6 1/2. Hallmarked PT. Approx. overall weight 5 grams.

A Yellow Gold Plated Platinum and Diamond Eternity Band Ring, containing 53 round brilliant cut diamonds weighing approximately 2.12 carats total, six marquise cut diamonds weighing approximately 0.73

An emerald and diamond cluster ring. The rectangular-shape emerald, within a brilliant and old-cut diamond marquise-shape surround, to the plain band. Estimated total diamond weight 0.90ct. Weight 3.5

Size 6.75 platinum GIA certified diamond ring. Stamped platinum. GIA certified F Color SI1 diamond: 1.04 CT. Center diamond set with 26 brilliant round cut diamonds with 4 marquise shape diamonds, F c

Ladies' 14 karat White Gold band ring, elegantly designed in crown shape. Set with a multitude of round brilliant cut Diamonds along the band and adorning the marquise shaped setting above. Marked "14

A mid 20th century 9ct gold and platinum diamond three-stone ring. The graduated brilliant-cut diamonds, within a lozenge-shape surround, to the detailed shoulders and plain band. Estimated total diam

A platinum diamond band ring. The brilliant-cut diamonds, inset at intervals, to the textured band. Estimated total diamond weight 0.30ct. Hallmarks for London, 2003. Ring size N. Weight 5gms.

A 9ct gold diamond dress ring. Of marquise-shape outline, the brilliant-cut diamond cluster, with similarly-cut diamond and rope-twist surrounds. Estimated total diamond weight 1ct. Hallmarks for Birm

A platinum diamond band ring. The brilliant-cut diamond line, inset at intervals to the polished band. Hallmarks for Birmingham, 2002. Ring size K1/2. Weight 5.7gms.

A 9ct gold emerald and diamond ring. The marquise-shape emerald diagonal line, with single-cut diamond scalloped edges and tapered band. Hallmarks for Sheffield. Ring size O1/2. Weight 2.7gms

Platinum and Diamond Ring centering on a marquise brilliant cut diamond (16.04 x 6.72 x 4.28 mm) weighing 2.63 carats (actual) (H color, VS2 clarity), the wide tapered mount channel set with princess

A Platinum and Diamond Ring, containing one pear shape brilliant cut diamond weighing 2.58 carats and 30 round brilliant cut diamonds weighing approximately 0.65 carat total. Stamp: PLAT. Accompanied

A Platinum and Diamond Ring, containing one pear shape brilliant cut diamond weighing 4.13 carats and two tapered baguette cut diamonds weighing approximately 0.10 carat total. Stamp: 10% IRID PL (obs

A diamond dress ring. Of marquise-shape outline, the rectangular-shape diamond, with brilliant-cut diamond openwork surround. Principal diamond estimated weight 0.20ct, I-J colour, VS2-SI1 clarity. Ri

centering one round brilliant cut diamond [I/SI1] weighing 5.72 carats, with GIA report no. 5212392624; and two pear shape brilliant cut diamonds [H/VS] weighing approximately 0.56 and 0.57 carats eac

A Ladies Platinum and 3.07 Carat Marquise-Cut Diamond Ring, GIA Certified A ladies platinum ring featuring a prominent 3.07 carat marquise brilliant-cut diamond with clarity characteristics that inclu

14K Yellow Gold, VS Diamond Spiral Band/Ring. 0.30-carat diamonds. Round Brilliant cut diamonds. VS clarity / G color. 3.00 carat marquise shaped emerald. 100% natural earth mined. Emeralds set in pro