A gem-set spider brooch. The oval opal cabochon

A 9ct gold gem-set brooch. Of openwork design, the oval opal cabochon, with a split pearl scrolling surround, to the circular-shape sapphire chevron sides. Hallmarks for London, 1988. Length 3.7cms. W

Two early 20th century gold gem-set brooches. To include a circular opal cabochon and split pearl floral brooch, together with an oval opal cabochon bar brooch. Lengths 4.8 and 6.1cms. Weight 6.6gms.

A late Victorian diamond and gem-set butterfly brooch. With circular-shape sapphire body and ruby eyes, the rose-cut diamond wings with oval opal cabochon and ruby accents. Length 2.6cms. Total weight

An 18ct gold opal and diamond novelty brooch, and an 18ct gold gem-set cluster ring. The brooch designed as a pair of sunglasses with oval opal cabochon lenses and brilliant-cut diamond bridge, the ri

Group of cultured pearl, enamel, and gem-set jewelry Comprising a gold and cultured pearl starburst pendant brooch; a gold bombe ring of cloisonne enamel; and a gold, oval cabochon opal, and tsavorite

A 9ct gold opal and gem-set ring. The oval opal cabochon cluster, with circular-shape blue gem highlights. Hallmarks for Birmingham, 2012. Ring size N. Weight 3.3gms.

A gem-set fly brooch. The oval amethyst cabochon body, to the circular jade thorax, textured wings and circular-shape ruby eyes. Length 2.4cms. Weight 3.9gms. Jade untested. Overall condition good. Mi

A 9ct white gold bar brooch set with central oval opal cabochon. The opal approx. 3/4" long, the brooch 2" wide overall.

Two 18ct gold diamond and gem-set rings. To include an oval opal cabochon single-stone ring with brilliant-cut diamond stepped sides, together with a ruby and diamond cluster ring. Estimated total dia

Four 9ct gold gem-set dress rings. To include an oval opal cabochon five-stone ring, an oval-shape amethyst three-stone ring with circular-shape amethyst line sides and a further two gem-set rings. Ha

A mid Victorian enamel and gem-set memorial brooch. The replacement oval blue chalcedony cabochon, within a split pearl surround, to the black enamel and scrolling foliate border. Personal engraving d

American Arts and Crafts opal, demantoid garnet, and sapphire brooch Set with an oval cabochon opal, in a foliate frame of circular-cut sapphires and demantoid garnets, c. 1900 Yellow gold 7/8 x 1 3/4

Two gem-set bee brooches. Each designed as a graduated opal cabochon and circular-cut diamond double cluster body, with circular-shape ruby eyes and diamond wings. Estimated total diamond weight 0.70c

A selection of four 9ct gold gem-set dress rings. To include an amethyst single-stone ring with colourless gem asymmetric shoulders, an oval opal cabochon and sapphire cluster ring, together with two

With engraved eagle head terminals each set with oval opal cabochons and ruby collars, translucent blue enameled flexible hinged bangle. At least 14k. Unidentifiable European control marks. Accommodat

A diamond and gem-set brooch silver metal, closed back setting, gem and diamond set. Centered by a oval garnet cabochon measuring 12.8x9.7mm surrounded by antique cut diamonds, rubies, and emerald acc

Gem-Set "Parrot" Brooch 14k yellow gold/sterling silver, the body of the parrot mounted with an oval cabochon-cut treated emerald weighing approximately 2.58 carats, accented by round-cut treated sapp

14k yellow Gold Victorian Brooch Set with Single Opal Cabochon: Stunning brooch weighing 10.5 grams, set with single oval opal cabochon. Overall measurement is 2" in length.

A gem-set and plique-a-jour enamel novelty pendant. Designed as a fly, with circular-shape ruby eyes, oval synthetic opal cabochon and cultured pearl body, marcasite legs and polychrome plique-a-jour

Bettina Speckner Silver and gem-set brooch Of oval outline, the photo etching depicting a kitchen scene, framed by oval-cut smoky quartz, cabochon jasper, and hematite; c. 2000 Silver Signed with make

A collection of three pieces of gold and gem set jewelry all designed as butterflies including 14K yellow gold pendant centering an oval cabochon opal measuring approximately 7.80 x 5.60mm, accented b

A gem-set brooch and pair of earrings. The brooch designed as a late Victorian foil-backed pink topaz with rope-twist surround, the earrings each designed as an oval reconstituted turquoise cabochon.

A 9ct gold gem-set brooch and two opal stickpins. To include a vari-shape opal cabochon openwork brooch, with single-cut diamond highlights, together with two vari-shape opal stickpins. One with hallm

Four Gold and Gem-Set Ringsto include one set with three oval cabochon opals, stamped 14K (ring size 7); one set with cabochon opals in a floral motif, testing 14KT (ring size 5); one set with pear cu