A diamond and ruby dress ring. The calibre-cut ruby

A diamond and ruby dress ring. The octagonal-shape diamond, within a calibre-cut ruby and brilliant-cut diamond double surround, to the graduated brilliant-cut diamond line shoulders and triangular hi

A diamond and ruby dress ring. Of oval outline, the old-cut diamond, with calibre-cut ruby surround and brilliant-cut diamond halo. Principal diamond estimated weight 0.80ct, K-L colour, SI2-P1 clarit

A ruby and diamond dress ring. The old-cut diamond collet, within a single-cut diamond and calibre-cut ruby geometric panel, to the single-cut diamond line sides. Estimated total diamond weight 0.60ct

A ruby and diamond dress ring. The old-cut diamond line, with a calibre-cut ruby halo, to the single-cut diamond surround and similarly-cut diamond shoulders. Estimated total diamond weight 1.60cts, p

An 18ct gold ruby and diamond dress ring. Of hexagonal design, the brilliant-cut diamond, with alternating single-cut diamond and calibre-cut ruby surrounds. Principal diamond estimated 1ct, K-L colou

A ruby and diamond dress ring. The marquise-shape diamond, within a pave-set diamond surround, to the calibre-cut ruby scalloped sides with single-cut diamond accents and similarly-set shoulders. Prin

A ruby and diamond dress ring. Of oval outline, the circular-shape ruby, with calibre-cut ruby and brilliant-cut diamond geometric surround. Estimated total diamond weight 0.10ct. Ring size N. Weight

A ruby and diamond dress ring. The oval-shape ruby, within a calibre-cut sapphire and brilliant-cut diamond geometric surround, to the similarly-cut diamond line shoulders and plain band. Estimated to

Two diamond and gem-set rings. To include an oval-shape ruby and single-cut diamond dress ring, together with an 18ct gold calibre-cut sapphire and single-cut diamond dress ring. Estimated total diamo

A RUBY AND DIAMOND RING calibré-cut rubies within a fancy diamond-set navette frame. Estimated total diamond weight 0.20ct approximately, marked 'K18', ring size K, 6.0 grams Good condition. The

DIAMOND AND RUBY DRESS RING, 1860 The navette-shaped plaque set with cushion and pear-shaped diamonds and a circular-cut ruby, mounted in 18 carat gold and silver, diamonds approx. 4.20cts total, make

DIAMOND AND RUBY RING Containing one oval shaped diamond weighing approximately 0.95 carat, numerous calibre cut rubies and numerous round brilliant cut diamonds weighing approximately 1.05 carats tot

AN 18 CARAT GOLD EMERALD, DIAMOND AND RUBY DRESS RING an octagonal-cut diamond spaced by old-cut diamonds and round-cut rubies to a broad bright and brushed polished shank with rope borders. Estimated

NO RESERVE - AN ART DECO DIAMOND AND RUBY DRESS RING in 18ct yellow gold, the hexagonal face set with old European brilliant cut diamonds, within a border of step cut rubies, stamped 18, size Q / 8, 2

AN ANTIQUE VICTORIAN DIAMOND AND RUBY DRESS RING, 1897 in 18ct yellow gold, set with a trio of graduated old cut diamonds, the largest of 0.38 carats, punctuated by two cushion cut rubies, and accente

A SAPPHIRE, DIAMOND AND RUBY DRESS RING in 18ct white gold, set with a round cut sapphire, a single and old cut diamond and an oval cut ruby, stamped 18ct, size R / 8.5, 4.2g.

14K yellow gold ring featuring 11 baguette diamonds approx color-F,G, clarity VS, and 18 calibre cut rubies all channel set, in a modern three row design, sz 12, 11.6 grams tw

An original 1940s Retro European Cut Diamond and Rubies Dress Ring Description Retro 1 old European cut diamond H VS1 0.25 CTW 8 single cut diamonds H VS1 0.20 CTW 10 natural square cut rubies 0.30ctw

A BURMA NO HEAT RUBY AND DIAMOND DRESS RING set with a cushion cut ruby of 1.20 carats, within a bombe style mount set allover with rose cut diamonds, unmarked, size K / 5.25, 6.1g. The gemological pr

A VINTAGE RUBY AND DIAMOND RING, 1940SAsymmetrical scroll designCalibré-cut rubiesCushion-shaped diamonds, approximate total 0.60-0.80 caratsMarked indistinctlySize K / 57.7 grams

GEM-SET OWL RING Decorated with a brilliant-cut diamond, cabochon emeralds and calibré-cut rubies, ring size approx. S (leading edge) For further information on this lot please visit Bonhams.com

American Retro 14 kt. Rose Gold, Citrine, Ruby and Diamond Dinner Ring , attr. to Oscar Heyman, c. 1940, set with on emerald cut citrine flanked by 4 full-cut diamonds and 6 calibre-cut rubies, citrin

ANTIQUE, DIAMOND, RUBY AND ENAMEL RING Containing one pear shaped diamond weighing approximately 0.40 carat and 18 calibre cut rubies, with engraved and blue enamel detail. Ring size 6 3/4. Stamp: 14K

18K White Gold Ruby & Diamond Ring Containing 1 Oval Cut Ruby=1.64cts., 22Dia=.15cts., 10 Calibre Cut Rubies=.23cts.