18ct Yellow gold opal and diamond ring, the oval opal

AN ANTIQUE OPAL AND DIAMOND DRESS RING in 18ct yellow gold, set with a trio of graduated oval cabochon opals, accented by pairs of old European brilliant cut diamonds, full British hallmarks (partly o

AN ANTIQUE OPAL AND DIAMOND RING in 18ct yellow gold, set with three graduated oval opal cabochons, punctuated by pairs of old mine cut diamonds, British hallmarks for Birmingham, 1890, size S / 9, 5.

AN OPAL AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cabochon opal in a cluster of rose cut diamonds, French import mark, size O / 7, 3.9g.

AN OPAL AND DIAMOND THREE STONE RING in 18ct yellow gold, set with an oval cabochon opal between two round brilliant cut diamonds, stamped 750, size K1/2 / 5.5, 4.7g.

AN OPAL AND DIAMOND DRESS RING in 18ct yellow and white gold, set with an oval cabochon opal accented by round brilliant and princess cut diamonds, the diamonds all totalling 1.2-1.4 carats, British h

18K Yellow Gold, Opal and Diamond Ring, oval opal centering 20 small round brilliant cut diamonds in plain gold band. Approximate total weight: 5.39 g. Approximate Ring size 7.5

An early 20th century 18ct gold opal and diamond ring. The oval opal cabochon, to the single-cut diamond and circular opal cabochon sides. Weight 3.2gms.

An Edwardian 18ct gold opal and diamond ring. The oval-shape opal line, with old-cut diamond spacers and scrolling gallery. Estimated total diamond weight 0.15ct. Hallmarks for London, 1903. Ring size

An 18ct gold opal and diamond cluster ring. The oval opal cabochon, within a single-cut diamond surround, to the tapered band. Estimated total diamond weight 0.35ct. Hallmarks for London, 1978. Ring s

An early 20th century 18ct gold opal and diamond ring. The graduated oval opal cabochon line, with old-cut diamond line spacers and tapered shoulders. Hallmarks for Birmingham. Ring size Q1/2. Weight

Ladies Yellow Gold Opal / Diamond Ring. Ring has one Oval Opal on the center with two Diamonds tonthe sides. Ring size: 6.75. Total weight: 2.28 Grams.

YELLOW GOLD, OPAL AND DIAMOND RING Containing one oval cabochon opal measuring approximately 12.00 x 8.40 mm and 10 round brilliant cut diamonds weighing approximately 0.15 carat total. Ring size 6. S

14 kt. Yellow Gold, Opal and Diamond Ring , center bezel set oval opal, total wt. approx. 2.06 cts.; support with numerous round brilliant cut diamonds, total wt. approx. 0.14 ct., G-H color, SI-1 to

An 18ct gold opal and diamond three-stone ring. The oval opal cabochon line, with single-cut diamond double spacers, to the scrolling sides and plain band. Hallmarks for London, 1961. Weight 4.9gms.

10k Yellow Gold Fire Opal and Diamond Ring. Oval cabochon cut opal with 4 round stone diamonds to the face. Unmarked, but tested for 10k gold. Weight Approx., 2 grams Measures Approx., Size 7.25 / Op

A 14 Karat Yellow Gold, Opal and Diamond Ring, containing one oval cabochon cut opal measuring approximately 17.93 x 12.44 mm, eight round cabochon cut opals measuring approximately 2.78-2.97 mm in di

An Edwardian 18ct gold opal and diamond seven-stone ring. The graduated oval opal cabochon line, with single-cut diamond line spacers. Estimated total diamond weight 0.20ct. Hallmarks for Birmingham,

14k 585 Yellow Gold Opal and Diamond Ring, Size 4.5. Oval cut Opal center with 4 brilliant round cut diamonds to sides weighing approximately., 0.11 carats. Marked 14k to inner band with the chinese c

An early 20th century 18ct gold opal and diamond three-stone ring. The graduated oval opal cabochon line, with old-cut diamond double spacers. Estimated total diamond weight 0.10ct. Ring size L1/2. We

A Yellow Gold, Opal and Diamond Ring, containing one oval shape cabochon cut opal measuring approximately 16.65 x 11.50 x 6.30 mm and 16 round brilliant cut diamonds weighing approximately 1.50 carats

A Yellow Gold, Opal, Diamond and Ruby Ring, containing one oval cabochon cut opal measuring approximately 23.60 x 16.40, five baguette cut diamonds weighing approximately 0.70 carat total, six marquis

A 14kt Yellow Gold Opal and Diamond Ring,Set with eight tapered oval cut opal stones. Each approx .40 pts. Also set with two round brilliant cut diamonds, each approx .15 pts. Also set with ten round

An 18ct gold fire opal and diamond dress ring. The oval-shape fire opal, with pave-set diamond shoulders. Estimated dimensions of fire opal 18 by 13 by 9mms. Hallmarks for Birmingham, 2011. Ring size

Contiaining oval opal, 6 small graduated diamonds, gross weight approx. 4.25dwts Ring size 5