A diamond dress ring. Of crossover design, the

DIAMOND DRESS RING Of crossover design, set with baguette, tapered baguette and brilliant-cut diamonds, diamonds approx. 3.25cts total, ring size approx. N (leading edge)

DIAMOND AND BLACK DIAMOND DRESS RING Of crossover design, set with rows of brilliant-cut diamonds and treated black diamonds, ring size approx. O

A diamond dress ring. Of crossover design, with brilliant-cut diamond lines. Estimated total diamond weight 0.15ct. Italian marks. Approximate ring size O. Weight 9.6gms.

DIAMOND AND BLACK DIAMOND DRESS RING Of crossover knotted design, set to one side with circular-cut treated black diamonds and brilliant-cut diamonds within blackened metal settings, ring size approx.

AN ANTIQUE RUBY AND DIAMOND DRESS RING in high carat yellow gold, the crossover design with a round cut ruby of approximately 1.0 carats, opposing a trefoil motif jewelled with diamonds totalling 1.15

A SAPPHIRE AND DIAMOND RING in crossover design, set with baguette cut sapphires totalling 0.50 carats, and baguette cut diamonds totalling 0.50 carats, stamped 18k, size N / 6, 5.3g.

CULTURED PEARL AND DIAMOND DRESS RING Of bombé design, set with a 15.0mm cultured pearl, the mount pavé-set throughout with brilliant-cut diamonds, diamonds approx. 7.60cts total, ring size

DIAMOND-SET RING Of crossover design, the front set with brilliant-cut diamonds, diamonds approx. 1.05cts total, ring size approx. L½

GEM-SET AND DIAMOND DRESS RING Of bombé design, set with brilliant-cut diamonds and circular-cut sapphires, rubies and emeralds, ring size approx. Q For further information on this lot please vis

14k gold and diamond ring with crossover design, approximately .18 tcw., size 6, stamped 14k, weighs 5.4 gr/3.4 dwt complete, late 20th C

DIAMOND RING Of cross-over design, set throughout with brilliant-cut diamonds, diamonds approx. 0.65ct total, ring size very approx. M½ For further information on this lot please visit Bonhams.co

A DIAMOND DRESS RING Of bombé design, set with brilliant-cut diamonds throughout, mounted in 18K gold, diamonds approximately 6.00cts total, French import mark, ring size L

A DIAMOND DRESS RING, of openwork design, the frontispiece pavé-set with brilliant-cut diamonds and four larger similarly-cut diamond accents, mounted in 18K gold, diamonds approx. 1.80cts total,

A diamond dress ring. Of geometric design, inset with square-shape, baguette and circular-cut diamonds. Estimated total diamond weight 0.30ct. Ring size M1/2. Weight 2.5gms. Overall condition good. Mi

An opal and diamond dress ring. Of openwork design, the rectangular opal cabochon, with circular opal cabochon sides, to the brilliant-cut diamond surround and shoulders. Estimated total diamond weigh

A peridot and diamond dress ring. Of geometric design, the square-shape peridot, with single-cut diamond surround and baguette-cut diamond sides. Estimated total diamond weight 0.15ct. Ring size N. We

A DIAMOND DRESS RING in scrolling design, pave set with round and baguette cut diamonds, no assay marks, size T / 9.5, 5.5g.

A diamond dress ring. Of floral design, the brilliant-cut diamond, with similarly-cut diamond openwork quatrefoil surround and shoulders. Estimated total diamond weight 0.50ct. Ring size N. Weight 3.1

A diamond dress ring. Of openwork design, the brilliant-cut diamond, with similarly-cut diamond line scrolling shoulders. Estimated total diamond weight 0.35ct, principal diamond estimated H-I colour,

A diamond dress ring. Of bi-colour design, the two brilliant-cut diamond interlinked curved lines, with tapered band. Estimated total diamond weight 0.25ct. Ring size M. Weight 3.4gms. Overall conditi

A diamond dress ring. Of openwork design, the brilliant-cut diamond panel, with geometric sides. Estimated total diamond weight 0.10ct. Ring size S. Weight 4gms. Overall condition good. Minor surface

DIAMOND TWO-STONE RING Of crossover design, set with brilliant-cut diamonds, weighing 1.20 and 1.31 carats, ring size approx. N½

DIAMOND TWO-STONE RING Of crossover design, set with two brilliant-cut diamonds, mounted in 18 carat gold, diamonds approx. 3.40cts total, London hallmark, ring size approx. P

DIAMOND TWO-STONE RING Of crossover design, set with two old brilliant-cut diamonds between single-cut diamond shoulders, principal diamonds approx. 0.85cts and 0.80cts, ring size approx. H½ For