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A rock crystal, jet and pearl necklace, comprising twenty four carved rock crystal beads, alternating with twenty four carved jet beads, and twenty freshwater pearls, having a feature tassel comprising seven strands of freshwater pearl and onyx, with furth

A pair of onyx and pearl long pendant earrings, in the antique style, each comprising an elongated tear drop onyx panel, with further onyx detail throughout. Offset with freshwater pearls and yellow gold chain swags. 9 carat yellow gold.

Onyx beaded manifold strand necklace, with carved bone Elephants decoration, 43 cm long

9ct yellow gold curb link diamond necklace a day and night link chain with a diamond set clasp and cabochon onyx set bar. Forty nine round brilliant cut champagne diamonds approximately 2.80cts weight 48.7 grams, length 43 cm

A silver onyx set necklace. Sterling silver, Danish styled as a drop style necklace, featuring a curb link chain meeting to a central oval panel of black polished onyx, set in silver with ribbed detail, flanked by single onyx beads and silver leaves

A strand of pearls and onyx. Sterling silver set, strung as an alternating strand of off round fresh water white pearls and larger single round faceted black onyx beads, arranged in a two/one pattern, fitted with a silver magnetic ball clasp. Length 50 cms

A coral and lapis lazuli and onyx necklace, Bulgari, the belcher link necklace with engraved discs set with onyx, lapis lazuli and coral. 18ct yellow gold. Weight 32.70 grams. Length 45 cm.

A diamond and onyx pendant necklace, the onyx bead tassel pendant set throughout with round brilliant cut diamonds mounted in 14ct yellow gold, suspended from an onyx bead necklace with a 9ct gold clasp, total length 800mm

A diamond and onyx pendant necklace, the large circular pierced panel set throughout with round brilliant cut diamonds mounted in 18ct white gold, suspended from an onyx bead necklace with a white gold clasp, total length 880mm

Boxed vintage crystal and onyx necklace, size: approx 43.5cm in length

Garnet and onyx necklace with 9ct white gold clasp size: approx 53 cm long

Graduated onyx bead necklace with emerald clasp size: approx 64 cm long

An Art Deco style coral, onyx and diamond enhancer, featuring six pear shaped coral panels cut en cabochon, surrounded by pierced onyx panels and having round brilliant cut diamond detail set throughout, mounted in 18ct white gold

A 9ct gold gemset enhancer, centring a cultured freshwater pearl surrounded by onyx and 4 round brilliant cut diamonds

An antique mourning choker with diamond, onyx and gold clasp, the six strand necklace comprising faceted black and brown glass beads to an oval clasp set with onyx and overlaid with a diamond set flower, finished with a gold and black enamel frame, total l

An aquamarine and diamond pendant necklace, the rectangular cut aquamarine of 7.11cts suspended from an Art Deco style bale set with round brilliant cut diamonds and onyx, to a fine chain, all mounted in 18ct white gold. Condition: mixed cut aquamarine. St

18ct gold, emerald and onyx 'Panthere' necklace, Cartier, designed as a series of brick links decorated to the front with a resting panther with circular-cut emerald eyes and onyx nose, gross weight approximately 93.08 grams, circumference approxim

Matinee length turquoise and onyx necklace, with other semiprecious stones

Facetted onyx and ivory necklace, (ivory from 1920s)

A silver onyx and marcasite pendant necklace, oval plaque pendant, 7 x 4.5 cm to foxtail chain.

A cultured pearl necklace, 8, 8.3mm round white pearls attached with an onyx and zirconia silver tassel enhancer.

Onyx and silver bead necklace, Tiffany & Co., designed as a line of forty-eight uniform round polished onyx beads measuring approximately 10.00mm alternating between 5.80mm polished silver beads completed by a silver clasp, length approximately 770mm, sign

A garnet, Rhodochrosite and onyx necklace, faceted onyx and garnet beads strung to a carved rhodochrosite flower pendant.

An 18ct gold pearl diamond and stone set enhancer, centring a 14.5mm mabe pearl flanked by 12 round brilliant cut diamonds and onyx highlights on a hinged bail set with 7 graduated round brilliant cut diamonds. Wt. 10.6g

Facetted onyx necklace with cross, with another marked Une Ligne Paris

A 22ct gold necklace; strung with onyx beads and pendant drop. Length 67 cm. Wt. 34.5g.

Silver, marcasite and onyx necklace

An onyx set silver Coller and earrings. Sterling silver, the collar made as a 1960's inspired fixed panel of U shape, swirled silver work throughout frames a single oval cabochon piece of onyx, connecting at sides to two elongated tubes of silver merging t