A DIAMOND AND PEARL DRESS RING Composed of a circular pearl within collet-setting and surround of

A DIAMOND AND PEARL DRESS RING Composed of a circular pearl within collet-setting and surround of old brilliant and cushion-cut diamonds, to a plain thick hoop, mounted in silver and gold, diamonds ap

A DIAMOND DRESS RING, composed of a trio European-cut diamonds within collet-setting, to a surround and shoulders of similarly-cut diamonds, mounted in 18K gold, diamonds approximately 1.00ct total, r

A mabe pearl dress ring. The circular mabe pearl, within a wide polished surround and tapered band. Ring size N. Weight 14.2gms.

A sapphire and diamond dress ring. The circular-shape sapphire collets, within a single-cut diamond figure eight surround, with similarly-cut diamond accent sides and bifurcated shoulders. Estimated t

A diamond and cultured pearl dress ring. The old-cut diamond, within a cultured pearl quatrefoil surround and rose-cut diamond curved shoulders. Principal diamond estimated weight 0.25ct, H-I colour,

A mid 20th century gold and silver split pearl and diamond cluster ring. The split pearl collet, within a rose-cut diamond surround, to the tapered shoulders and plain band. Weight 3.1gms.

A BELLE EPOQUE PEARL AND DIAMOND DRESS RING The central row set with five seed pearls between old European-cut diamond borders within millegrain setting and pierced scrolling gallery, mounted in 18K g

A Tahitian cultured pearl and diamond dress ring. The Tahitian cultured pearl, measuring 17.2mms, within a pave-set diamond curved line surround. Estimated total diamond weight 4cts. Ring size M. Weig

DIAMOND AND RUBY PLAQUE RING Set with a cushion-shaped diamond within a similarly-cut diamond and circular-cut ruby surround, within pinched collet settings, the shoulders of bifurcated design, princi

CULTURED MABÉ PEARL AND DIAMOND DRESS RING The 17.0mm cultured mabé pearl, within a single-cut diamond surround, ring size approx. K

A mabe pearl and diamond dress ring, the central pearl to a surround of six small diamonds in an 18ct yellow gold coral form setting, approximately 18.6gm

A set of early 20th century 18ct gold and platinum mother-of-pearl and diamond dress studs. Each designed as an old-cut diamond collet, within a mother-of-pearl surround with engraved border. Estimate

FOUR GEM-SET RINGS 1st: The mabé pearl within a brilliant-cut diamond surround, 2nd: Set with marquise-shaped opal cabochons, circular-cut emeralds and brilliant-cut diamonds, 3rd: Of abstract de

An early 20th century gem-set pendant and a 9ct gold emerald and diamond ring. The pendant, of openwork design with circular-shape garnet centre and drop, within a split pearl and foliate surround, th

A SAPPHIRE AND DIAMOND GYPSY RING, composed of a central oval-shaped sapphire between fancy-cut diamonds, within collet-setting, mounted in 18K gold, total gross weight approx. 5.6g, ring size L

A ruby and diamond set ring setting, the vacant circular collet setting within a surr ound of calibre cut rubies to a border of brilliant cut diamonds, stamped 750, finger size M 1/2; together with a

A DIAMOND DRESS RING The pear-shaped diamond of yellow tint in a rubover setting, within a surround of brilliant-cut diamonds and between similarly-set shoulders, with openwork scrolled gallery and en

A DIAMOND COCKTAIL RING, BY MESSIKA Composed of a double hoop, the frontispiece pavé-set with brilliant-cut diamonds, to a floating brilliant-cut diamond at the centre within collet-setting, moun

A SAPPHIRE AND DIAMOND RING, centring a cushion-shaped sapphire within collet-setting, to a fancy-cut sapphire and single-cut diamond surround, ring size K

CHOPARD - A 'Happy Diamonds' dress ring. The free-moving brilliant-cut diamond collet, within a spiral surround, to the plain band. Signed and numbered Chopard, 6145083/827109-5002. Convention marks f

A sapphire and diamond dress ring. The rectangular-shape sapphire collet, within a single-cut diamond surround, to the plain band. Estimated total diamond weight 0.50ct. Weight 6.9gms.

A 9ct gold sapphire and diamond dress ring. The oval-shape sapphire collet, within an illusion-set diamond surround, to the square-shape sapphire and illusion-set diamond border. Hallmarks for Birming

EMERALD, RUBY AND DIAMOND DRESS RING The sugarloaf emerald cabochon within a surround of circular-cut rubies and pear-shaped diamonds, the shoulders set with brilliant-cut diamonds, diamonds approx. 2

A mid 19th century pink topaz and half pearl ring, circa 1840, the central oval cut pink topaz in a foiled closed back setting within a canetille surround set with half pearls to the Cardinal points,