AN OPAL AND DIAMOND NECKLACE comprising a row of twenty rose cut opals in borders of round brilliant

PEARL, OPAL AND DIAMOND NECKLACE comprising a single row of ninety-nine pearls of 6.0-6.5mm, the clasp set with an oval cabochon opal between two flat cut diamonds, within a border of rose cut diamond

Italian 14K yellow gold fire opal, opal inlay and diamond pendant necklace, comprising one 7 mm x 5mm oval-cut faceted fire opal, two rectangular 3.5 mm x 2mm and five round brilliant-cut diamonds; ap

AN OPAL AND DIAMOND PENDANT NECKLACE in 18ct white gold, set with a pear shaped cabochon opal in a border of round brilliant cut diamonds, suspended from a chain, full British hallmarks, pendant 2.3cm

CARTIER, A DIAMOND LOVE NECKLACE in 18ct rose gold, comprising a double row chain set with a round cut diamond and a circular pendant with screw motifs, one of which is set with a round brilliant cut

14K yellow gold diamond and opal pendant necklace, comprise of one 9 x 6 mm pear shaped opal surrounded by twenty round brilliant-cut diamonds; approx: 0.25 cttw., color: G-H, clarity: SI1 - SI2., mar

Estate custom made 18kt yellow and rose gold, diamond encrusted slide, on a 14kt gold tubular chain, comprising; (5) rows of brilliant-cut diamonds, approx 4.59cttw; centering (1) approx 12mm round bl

14K Gold and Diamond Necklacecomprising two rows of round brilliant-cut diamonds featuring an oval drop centering two bezel-set round brilliant-cut diamonds; the largest central diamond weighing appro

A DIAMOND NECKLACE in 18ct white gold, comprising a row of round brilliant cut diamonds, suspending a swag of further round brilliant cut diamonds, accented by baguette cut diamonds, the diamonds all

A PEARL, RUBY AND DIAMOND NECKLACE comprising three rows of pearls, the clasp set with a round brilliant cut diamond accented by further diamonds and round cut rubies, stamped 585 and 925, 46.0cm, 104

A PEARL AND DIAMOND NECKLACE comprising a single row of graduated pearls, the clasp set with a pearl in a cluster of round brilliant cut diamonds, 51.0cm, 11.0g.

Vintage Large and Magnificent Oval Cabochon Opal, Round Brilliant Cut Diamond and 18 Karat Yellow Gold Necklace. Opal measures 1-1/8" L, 13/16" W. Diamonds F-G color, VS1-VS2 clarity. Stamped 750. Mea

18K and 14K white gold Australian opal and diamond pendant necklace, pendant with one 16.65ct. oval-cut 25 x 21mm Australian opal accented with six round brilliant-cut diamonds approx: 0.12 ct tw., co

TIFFANY & CO, A VINTAGE LAPIS LAZULI AND DIAMOND WRISTWATCH in 18ct yellow gold, the oval face in a border of round brilliant cut diamonds, the bracelet comprising two rows of gold and polished lapis

A PEARL AND DIAMOND NECKLACE in 18ct white gold, comprising a single row of graduated pearls ranging from 2.3mm to 6.5mm, the clasp set set with a pearl in a cluster of round brilliant cut diamonds, M

A PAIR OF OPAL AND DIAMOND DROP EARRINGS in 14ct yellow gold, each set with a round cabochon opal suspending a row of rose cut diamonds terminating in a pear shaped cabochon opal, stamped 14k, 5.0cm,

A ladies 14kt Yellow Gold diamond pendant with 3 Marquise cut Opal stones. There are a total of 3 round brilliant diamonds. Necklace is 14kt yellow gold, length: 18.00". Total weigh: 7.10 grams.

Pendant necklace featuring a large cushion-cut cabochon Ethiopian opal weighing approx. 13.18 carats, accented by (49) round brilliant cut diamonds totaling approx. 0.65 carats; these set in an openwo

LOVELY 14K ROSE GOLD DIAMOND AND OPAL RING. THIS RING HAS A TOTAL DIAMOND WEIGHT OF .40 CTS , ALL FULL CUT ROUND BRILLIANT STONES. THE CENTER LARGE OVAL CUT OPAL WEIGHTS 2.30 CTS. IT IS A STUNNING FIR

A BLACK OPAL AND DIAMOND PENDANT AND CHAIN in 18ct yellow gold, the pendant set with a pear shaped cabochon black opal in a border of round brilliant cut diamonds, accented by a further round brillian

An opal and diamond pendant claw-set with an oval cabochon opal, in a border of round brilliant-cut diamonds, stamped 750, to a trace link chain(Length: 1.5cm)

Comprising six rose motifs with diamonds on a trace-link chain, 6 round brilliant cut diamonds, approx. .24 ct. TW, 18k rose gold. Marked Piaget, AU 750, #G 07085. 40". 20.5 dwt. In original case with

14k Yellow Gold Blue Opal and Diamond Necklace Pendant. Triangular opal center with 5 brilliant round cut diamonds to hook. Marked "585" to backing. Weight Approx., 9.63 grams Measures Approx., 1,25 i

This is a vintage Kabana 14K yellow gold necklace pendant decorated with fiery blue opal inlay and a round brilliant cut diamond. The diamond is SI clarity and IJ color. Though unmarked, this pendant

14kt white and rose gold opal and diamond ring featuring a prong set oval cabochon cut opal weighing approx. 0.92ct. Surrounded by a halo of prong set round brilliant cut diamonds weighing approx. 0.2