A diamond collar necklace, composed of alternating

14K yellow gold diamond and onyx #1 square pendant collar necklace, numeral composed of twenty-three round brilliant-cut diamonds, approx: 0.35 ct tw., color: G-H, clarity: SI1-SI2, marked "14K / 14KT

Beautiful Fourteen-Karat White Gold, Sapphire and Diamond Necklace, composed of fifty-one oval-cut treated sapphires, with an approximate total weight of 27.54 carats, alternating with 102 round brill

DESCRIPTION: A vintage necklace composed of a 14kt white gold linked chain, convening at the contemporary designed pendant, embellished with 5 round cut diamonds at alternating sizes. Marked:"14kt". C

CHANEL, Paris2000sLong necklace in two-toned 18k gold (750‰) composed of rectangular links in onyx or grey gold paved with diamonds, alternating with oval links in yellow goldThe back part of th

One lady's diamond collar necklace made of 18k yellow gold. Necklace is set with 2 princess cut diamonds and 276 round brilliant cut diamonds. Princess cuts are prong set and all round diamonds are be

294 full cut diamonds twt. 24.54 cts sold by Shreve Crump & Low retail in 1985 $38,750.00 56.8 dwt. A copy of the original slip and Christmas Catalog page included

An 18K yellow gold and orange diamond collar necklace bezel-set with ten natural fancy yellow-brown round brilliant-cut diamonds; estimated total diamond weight 10.50 carats. (15 in.) Accompanied by G

A DIAMOND NECKLACE Composed of bombé reeded links interspersed with polished connectors, the frontispiece pavé-set with brilliant-cut diamonds, mounted in 18K gold, length approximately 42.5

View a video of this lot: Click HereCrafted in sterling silver and 14K yellow gold; set with freeform faceted sapphires, weighing a total of approximately 449.40 carats; single and ro

Tanzanite and Diamond Collar Necklace sterling silver, the necklace mounted with sliced-cut and rose-cut diamonds weighing approximately 8.00 carats in total, and triangle-cut tanzanites weighing appr

Ladies 14kt yellow gold diamond collar necklace featuring an open fancy bar link style accented with prong set round brilliant cut diamonds weighing approx. 2.50ct, Clarity I1, Color I-J. approx. 17".

A Bicolor Gold and Diamond Collar Necklace, consisting of a yellow gold tubular collar, the front containing interlocking and free moving white gold link containing 67 round brilliant cut diamonds wei

14kt yellow gold necklace of collar form displaying an applied leaf form pendant accented by pave diamonds set in white gold. Stamped, "14K". Total approx. weight of the necklace is 38.1 dwt

A yellow and white gold collar necklace featuring 81 round prong-set diamonds. Necklace is apx. 18in long. Diamond center is apx. 3in x 1-3/4in. Marked 14K Italy. 12.62 dwt.

Sapphire and Diamond Collar Necklace sterling silver, the necklace mounted with pear-cut treated sapphires weighing approximately 26.40 carats in total, and sliced- and rose-cut diamonds weighing appr

A DIAMOND NECKLACE, composed of a fine trace-link chain with single-cut diamond connectors, splitting into two graduated similar chains, one suspending a star pavé-set with single-cut diamonds, the

A diamond necklace composed of a single row of ninety round brilliant-cut diamonds, stamped 750(Length: 42cm)

A South Sea pearl and diamond necklace composed of a single row of graduated South Sea pearls, the globular clasp pavé-set with round brilliant-cut diamonds, unmarked(Length: 46cm)Property of a pri

A diamond necklace composed of thirty-five graduated round brilliant-cut diamond clusters, and additional beaded cluster links, stamped K18(Length: 41.5cm)

Diamond and 18k white gold diamond collar necklace, having one (1) larger round brilliant cut, four (4) triangular cut, fifty (50) baguette cut, and approximately three hundred twenty (320) smaller ro

Long Cultured Pearl, Platinum and Diamond Necklace Composed of pearls ap. 9.2 to 8.8 mm., spaced by 4 platinum rondels set with 32 round diamonds ap. 3.20 cts. Length 38 1/2 inches. C Property of the

Ladies sterling silver sapphire and diamond collar necklace featuring prong set oval cut blue sapphires weighing approx. 45.14ct., mounted in an open scrolling design and accented with prong set round

Ladies sterling silver tenzanite and diamond collar necklace featuring featuring marquie cut tanzanites weighing apporx. 29.04ct and accented by round brilliant cut diamonds weighing approx. 0.93ct.,

Ladies sterling silver emerald and diamond collar necklace featuring a yellow gold overlay, prong set round cut emeralds weighing approx. 7.29ct.. Accented by prong set round brilliant cut diamonds we