A marquise-shape diamond and coloured brilliant-cut

A diamond and emerald floral full eternity ring. Of openwork design, comprising a series of circular-shape emerald and marquise-shape diamond floral clusters, with brilliant-cut diamond spacers. Estim

An emerald and diamond dress ring. The rectangular-shape emerald, with marquise-shape diamond foliate sides and brilliant-cut diamond border, to the trifurcated shoulders. Estimated total diamond weig

A sapphire and diamond necklace. The graduated oval-shape sapphire and brilliant-cut diamond cluster drops, suspended from marquise-shape diamonds, with brilliant and tapered baguette-cut diamond swag

A gem-set and diamond floral pendant. The brilliant-cut diamond, marquise-shape emerald, sapphire and ruby floral spray, to the rectangular-shape lattice panel with pave-set diamond corner accents, su

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 diamond pendant. Designed as a marquise-shape and brilliant-cut diamond stylised floral basket, suspending a vari-shape diamond fringe, to the baguette-cut diamond tapered surmount and 18ct gold cha

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

A sapphire and diamond dress ring. The calibre-cut sapphire marquise-shape panel, within brilliant-cut diamond scalloped surround. One sapphire deficient. Estimated total diamond weight 0.40ct. Ring s

A tanzanite and diamond cluster ring. The marquise-shape tanzanite, with brilliant-cut diamond surround. Estimated dimensions of tanzanite 13 by 6 by 4.2mms. Estimated total diamond weight 0.65ct. Rin

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

BLUE SAPPHIRE AND DIAMOND EARRINGS IN 14k White Gold, 1.5 Carat WHITE NATUAL ROUND BRILLIANT CUT DIAMONDS,2 carat NATURAL MARQUISE SHAPE BLUE SAPPHIRE. VERY GOOD QUALITY BLUE SAPPIRE 100% NATURAL BLUE

An 18ct gold diamond and gem-set brooch. Designed as a giardinetti, with brilliant-cut diamond openwork basket and marquise-shape ruby, sapphire and emerald flowers. Estimated total diamond weight 0.2

Modern free form style 14kt white gold marquise shape diamond fashion ring. The ring features a total of nineteen (19), prong set, round brilliant cut diamonds set in an open bark textured open mounti

A 9ct gold diamond and ruby dress ring. Of marquise-shape outline, comprising a brilliant-cut diamond diagonal line, within brilliant-cut diamond sides. Estimated total diamond weight 0.15ct. Hallmark

18kt white gold marquise & round brilliant cut diamond three stone ring. The ring is a size 6, features one (1), prong set, 1.20ct marquise shape faceted diamond set in the center with one (1), prong

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

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

Vintage T&S 14K yellow gold golden culture 9mm pearl and diamond ring, pave-set with six round brilliant cut diamonds; approx: 0.5cttw. in marquise shape design on either side. Marked: "T & S / 14K".

Title: 1.03 Carat White Color Natural Marquise Diamond Loose Gemstone 1 Piece Description: Specification of Gemstone Stone : Diamond Shape : Marquise Color : White Cut : Brilliant Total Weight : 1.03

Title: 0.72 Carat White Color Natural Marquise Diamond Loose Gemstone 1 Piece Description: Specification of Gemstone Stone : Diamond Shape : Marquise Color : White Cut : Brilliant Total Weight : 0.72

Title: 0.68 Carat White Color Natural Marquise Diamond Loose Gemstone 1 Piece Description: Specification of Gemstone Stone : Diamond Shape : Marquise Color : White Cut : Brilliant Total Weight : 0.68

Title: 0.53 Carat White Color Natural Marquise Diamond Loose Gemstone 1 Piece Description: Specification of Gemstone Stone : Diamond Shape : Marquise Color : White Cut : Brilliant Total Weight : 0.53

Title: 0.50 Carat White Color Natural Marquise Diamond Loose Gemstone 1 Piece Description: Specification of Gemstone Stone : Diamond Shape : Marquise Color : White Cut : Brilliant Total Weight : 0.5 C

Title: 0.43 Carat White Color Natural Marquise Diamond Loose Gemstone 1 Piece Description: Specification of Gemstone Stone : Diamond Shape : Marquise Color : White Cut : Brilliant Total Weight : 0.43