A 10.00 CARAT DIAMOND RIVIERE NECKLACE in 18ct white

A FINE OPAL AND DIAMOND PENDANT NECKLACE in 18ct white gold, set with a cabochon opal of 9.40 carats accented by round cut diamonds, stamped Au750, pendant 3.7cm, chain 45.0cm, 5.4g.

A TANZANITE AND DIAMOND PENDANT NECKLACE in 18ct white gold, set with a heart shaped tanzanite of 14.5 carats in a border of round brilliant cut diamonds suspended from a sterling silver chain, pendan

A DIAMOND LONGCHAIN NECKLACE in 18ct white gold, in the manner of Diamonds by the Yard, comprising of forty round cut diamonds totalling 2.0-2.2 carats, between belcher link chain, stamped 750, 46cm,

A DIAMOND PENDANT NECKLACE in 18ct white gold, designed as a ribbon tied in a bow, jewelled throughout with round cut diamonds, the diamonds all totalling 1.1-1.3 carats, full British hallmarks, 3.5cm

A GREEN TOURMALINE AND DIAMOND PENDANT NECKLACE in 18ct white gold, the pendant set with an octagonal step cut green tourmaline of approximately 5.77 carats accented by three single cut diamonds, susp

A SAPPHIRE AND DIAMOND NECKLACE in 18ct and 9ct white gold, the pendant set with a row of round brilliant cut diamonds, suspending a cushion cut sapphire 2.25 carats, suspended from a belcher link cha

Riviere Diamond Necklace 18k white gold, the necklace composed of a double row of graduated round brilliant-cut diamonds weighing approximately 6.28 carats in total. l. 16-1/2", total weight 17.2 gram

An 18 Karat White Gold and Diamond Riviere Necklace, containing 94 round brilliant cut diamonds weighing approximately 10.00 carats total. Stamp: D10029 K18. 17.90 dwts. Estimate $ 9,000-11,000 Diamon

An 18 Karat White Gold and Diamond Riviere Necklace, containing 94 round brilliant cut diamonds weighing approximately 10.00 carats total. Stamp: D10035 K18. 17.95 dwts. Estimate $9,000-11,000

A 14K WHITE GOLD AND DIAMOND RIVIERE NECKLACE Featuring graduated bezel set round diamonds weighing approximately 10.50 carats, length 16 in.

White Gold and Diamond Riviere Necklacenecklace with prong set full cut round diamonds graduating in size (3.25mm to 4.55mm) and weighing approximately 10.80 total carats (J-L color, SI-I3 clarity), c

THEO FENNEL, AN AQUAMARINE, DIAMOND AND PEARL CHOKER NECKLACE, 1991 in 18ct white gold, set with a central oval cut aquamarine of 14.00 carats in a border of round brilliant cut diamonds, the necklace

DIAMOND RIVIERE NECKLACE Containing 104 round brilliant cut diamonds weighing approximately 16.65 carats total. Mounted in white gold. 18 inches long. Stamp: MIR-K18. Gross weight: 16.80 dwt.

View a video of this lot here: https://youtu.be/MUhH5fPs4kYCrafted in 18K white gold; set with round brilliant-cut diamonds, weighing a total of approximately 25.90 carats, most with G-H color and SI-

A DIAMOND LONGCHAIN SAUTOIR NECKLACE in the manner of Tiffany & Co Diamond by the Yard, comprising a single row of collet set diamonds totalling with 11.5-12.5 carats, tests as 18ct white gold, stampe

14k white gold horse motif necklace, set with 20 single cut diamonds (approx. 0.20 carat total weight, color: I, clarity: SI1) on horse body, and one round ruby (approx. 1.0 mm) set on one side for an

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

AN EMERALD BEAD AND DIAMOND NECKLACE in 18ct white gold, comprising seven rows of graduated faceted emerald beads, the clasp in scrolling design set with round cut diamonds, stamped 18k 750, 39.0cm, 4

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 PEARL, SAPPHIRE AND DIAMOND NECKLACE in 18ct white gold, comprising two rows of graduated pearls ranging 3.0mm to 7.2mm, the clasp set with round cut and single cut diamonds and round cut sapphires,

BULGARI, A B.ZERO 1 DIAMOND PENDANT NECKLACE in 18ct white gold, the rounded pendant jewelled with round cut diamonds and with engraved logo, signed BVLGARI, Italian assay marks, 47.0cm, 15.8g.

A PAIR OF 5.45 CARAT DIAMOND EARRINGS in 18ct white and rose gold, each set with a radiant cut fancy brown diamond within a scrolling motif, suspending two tassels of fancy brown and white diamonds, t

A RUBY AND DIAMOND TASSEL NECKLACE in 18ct white gold, comprising six rows of faceted ruby beads accented by spacers set with round cut diamonds, terminating with links set with further round cut

A KUNZITE, SAPPHIRE AND DIAMOND PENDANT NECKLACE in 18ct white gold, the pendant set with a round cut sapphire in a cluster of round cut diamonds, suspending a pear cut kunzite drop in a border of fur