A diamond and onyx necklace. Designed as a series of

A diamond necklace. Designed as a series of graduated old and brilliant-cut diamonds, with brilliant-cut line sides and push-piece clasp. Estimated total diamond weight 4 to 4.50cts. Length 42cms. Wei

An opal and diamond necklace. Designed as a series of oval opal cabochons, with similarly-cut opal and brilliant-cut diamond triple spacers. Estimated total diamond weight 2.75cts. Length 44cms. Weigh

An 18ct gold diamond necklace. Designed as a series of brilliant-cut diamond collets, spaced along a trace-link chain. Estimated total diamond weight 0.45ct. Hallmarks for Sheffield. Length 56cms. Wei

An 18ct gold diamond necklace. Designed as a series of five square-shape diamond collets, to the double belcher-link chain. Estimated total diamond weight 0.60ct. Hallmarks for London. Length 51.6cms.

An amethyst and diamond necklace. Designed as a series of graduated oval-shape amethysts, with rose-cut diamond bow spacers, to the belcher-link back chain. Length 36.7cms. Weight 16gms.

An 18ct gold sapphire and diamond necklace. Designed as a series of brilliant-cut diamond bar links, each with circular-shape sapphire terminal and circular spacer, to the similarly-shaped, polished b

An amethyst, split pearl and diamond necklace. Designed as a series of circular amethyst cabochons, with similarly-cut amethyst and split pearl floral spacers and pear-shape amethyst cabochon drop, to

A Multi-Gem And Diamond Necklace: designed as an alternating series of bezel-set oval-cut sapphire, ruby and emerald cabochons within circular-cut diamond surround; Size: L: 19"; (biggest stone) L: 15

Moonstone, Diamond, Onyx, Tourmaline, Silver-Gilt Snake Necklace. Designed as a snake, featuring one rectangular moonstone cabochon measuring approximately 10.4 x 9.2 mm, accented by one-hundred fifty

A diamond and baroque pearl necklace. Designed as a series of baroque pearls, some of which have gem-set frog, floral and fly highlight, spaced along the belcher-link chain, to the pave-set diamond fi

An 18ct gold diamond and gem-set necklace. Designed as a series of geometric panels, with oval sapphire and ruby cabochon collet detail, to the pave-set diamond highlights. Estimated total diamond wei

An early 20th century French Belle Epoque diamond and seed pearl necklace. Designed as a graduated series of floral garlands, with two floral drop spacers, suspended from a graduated rose-cut diamond

A set of turquoise and onyx jewellery. To include a necklace designed as a series of alternating turquoise cylinder and square onyx beads with turquoise highlights, with a pair of oval turquoise and c

Erte "Aventurine" Diamond, Black Onyx, Mother-of-Pearl, 14k Yellow Gold Necklace. Designed as a cameo, the octagonal gold center depicting the profile of a person, the shoulder neck and head carved in

A DIAMOND, ONYX AND EMERALD PANTHER PENDANT NECKLACE in 18ct white gold, designed as a panthers head, pave set with round brilliant cut diamonds accented by pear cut emeralds and polished onyx, suspen

DESCRIPTION: A Cartier necklace designed with a series of beads showing reticulated 18k yellow gold spheres, Beaded Pearls, Beaded onyx and carved coral bead embellished with incision lines. Stamped a

A tanzanite necklace and two 9ct gold diamond and gem-set pendants. The necklace designed as a series of tanzanite faceted beads, with a tanzanite pendant and an amethyst and diamond pendant. Hallmark

AN ONYX, DIAMOND AND EMERALD BIRD PENDANT NECKLACE in 18ct rose gold, designed as a bird, set with round cut diamonds, emeralds and polished onyx, to a beaded chain, stamped 750, pendant 5.8cm, chain

This unique designed c. 1970 onyx pendant necklace from Italy is crafted in 18K and 14K yellow and rose gold, weighing 61.66 grams and measuring 60mm in diameter while the chain measuring 47cm (17 1/2

Ladies' high fashion costume jewelry necklace. Designed simulating a Diamonds-by-the-Yard style necklace holding a carved/polished Onyx Buddha charm and rhinestone encrusted tassel with Obsidian or He

DIAMOND-SET NECKLACE Bicoloured, designed as a series of hoops, set with brilliant-cut diamonds, one diamond deficient, diamonds approx. 1.60cts total, length 40.5cm For further information on this l

14KT Yellow gold necklace with (7) geometric shape onyx and (70) round full cut diamonds (1.40 TCW SI-I clarity H-I color). Weighs 30.7 grams, approximately 16". Appraised by Brown & Co. Jewelers for

An amethyst, split pearl and diamond necklace. Designed as two culture pearl and single-cut diamond collet graduated drops, suspended from an oval amethyst cabochon and split pearl cluster, to the spl

A 9ct gold diamond necklace. Designed as a single-cut diamond fringe with grooved terminals, suspended from a integral curb-link chain. Estimated total diamond weight 0.50ct. Hallmarks for Sheffield.