A set of diamond jewellery. The ring designed as an

A set of coral and diamond jewellery. The pendant designed as a carved coral flower with brilliant-cut diamond petal surround and fringe, with chain and similarly-designed ring. Two diamonds deficient

Yellow gold 585 and platinum, 9.0 g. Magnificent, geometrically designed Art-Déco ring, ring bar later added, set with 19 old-cut diamonds totaling approx. 2.00 ct, H-I/SI-P1, and 6 smaller sapphir

Yellow gold 750, 10.0 g. Classic, sporty ring from the Paloma Picasso collection by Tiffany, designed as a crossed double ring, the face set with a brilliant-cut diamond of approx. 0.20 ct, F/VS. Sign

CARTIER: DIAMOND-SET RING Designed as two rows of demi-lune motifs, with alternating rows set with brilliant-cut diamonds, signed Cartier, numbered, European convention mark, ring size approx. O (lead

GEM-SET AND DIAMOND DRESS RING Designed as two opposing flowerheads set with pear-shaped aquamarine, garnet, peridot, citrine and amethyst, the centre and shoulders set with brilliant-cut diamonds, ri

VAN CLEEF & ARPELS: DIAMOND-SET 'FRIVOLE' RING Designed as a cluster of flowers, each set with a brilliant-cut diamond, mounted in 18 carat gold, signed VCA, numbered, maker's mark, French assay mark,

A set of ruby and diamond jewellery. The pendant designed as a vari-shape ruby and diamond stylised cross, with marquise-shape ruby accents, suspended from a bi-colour snake-link chain, with matching

DAVID WEBB: AN 18K GOLD, DIAMOND, AND GEM-SET RING Designed as a heavily textured knot set with an oval cabochon ruby and emeralds, with full-cut diamond accents, in platinum and 18k gold, weight 13.4

A diamond dress ring. Designed as a pave-set diamond oval panel, with grooved surround and band. Estimated total diamond weight 0.85ct. Ring size I 1/2. Weight 11gms. Overall condition fair to good. S

CHAUMET - a diamond dress ring. Designed as a pave-set diamond polished disc, with bar spacers. Signed and numbered Chaumet, 943441. Estimated total diamond weight 0.25ct. Ring size L. Weight 5.9gm. O

Vintage Platinum and Diamond Ringdesigned in a lobed shield motif set with old European and single cut round diamonds weighing approximately 1.0 total carat (G-H color, SI-I clarity), stamped Plat. an

Platinum and Diamond Ringdesigned in a floral motif set with old European and transitional cut round diamonds weighing approximately 1.30 total carats (G-I color, VS-SI clarity), on double shank, fain

Gold, Ruby, and Diamond Ringdesigned in a bypass motif centering on a prong set oval cut ruby weighing approximately 1.65 carats and with marquise and baguette cut diamonds weighing approximately 2.30

An 18ct gold dress ring. Designed as an oval onyx and pink hardstone articulated panel, with floral accent overlay and pave-set diamond shoulders. Signed Harpos. Estimated total diamond weight 0.60ct.

Gold, Tanzanite, and Diamond Ringdesigned in a bypass motif with central bezel set oval cut tanzanite (8.5 x 6.5 x 5.37 mm) weighing approximately 2.01 total carats, with six full cut round diamond me

14K white gold ruby and diamond ring. Designed with an elevated center mounting and milgrain tipped prongs. The ring is set with a 1 carat oval ruby framed in fine faceted diamonds and rubies. Additio

18K Yellow Gold, Sapphire, and Diamond Ring. Designed as three bands. Center set with oval cabochon sapphire, side bands each set with a round brilliant cut diamond. Gross weight is approximately 11.1

White Gold, Sapphire, and Diamond Ringdesigned in a bouquet cluster motif set with oval cut sapphires weighing approximately 3.10 total carats and with single cut round diamond melee weighing approxim

Platinum and 18k yellow gold diamond ring designed by Gregg Ruth. A large heart shaped natural fancy yellow center diamond (SJ1 clarity) is surrounded by 20 natural fancy yellow prong set diamonds. Th

Vintage White Gold and Diamond Ringdesigned in a quatrefoil motif set with full and single cut round diamonds weighing approximately 2.50 total carats (G-H color, SI-I clarity), stamped 14K. 15.7mm; R

A South Sea cultured pearl and diamond ring, designed as two buds set throughout with brilliant cut diamonds containing a white South Sea cultured pearl and a grey South Sea cultured pearl, finger siz

Comprising a ring modelled as a frog with ruby eyes, the body set with circular-cut diamonds and emeralds; and a ring designed as a turtle with emerald eyes, the body set with ruby cabochon and circul

DIAMOND RING designed as a brushed platinum band set with an Old European-cut diamond weighing approx. 1.00 ct.Â

Bi-Color Gold and Diamond Ringdesigned in rose and white gold set with full cut round diamonds weighing approximately 1.0 total carat (G-I color, VS2-SI2 clarity), stamped 14K and with maker's mark SD