A black tourmaline and eighteen karat gold ring,

A black tourmaline and eighteen karat gold ring, Haroldo Burle Marx Brazil designed as a cushion carved tourmaline measuring approximately 21.10mm x 16.30mm x 10.10mm, within polished bezel over brush

A blue tourmaline and eighteen karat gold ring, Haroldo Burle Marx Brazil designed as a carved tourmaline measuring approximately 23.00mm x 20.50mm x 10.00mm, within polished bezel over brushed geomet

A multi-hued tourmaline and eighteen karat gold ringdesigned as a wide band ring, densely set with cabochon multi-hued tourmalines of varied shapes. 2.4 dwt; size: 8 1/2

A pink tourmaline and eighteen karat gold ringa concentric design of bezel-set oval cabochon pink tourmalines. 2.3 dwt; size: 6

A tourmaline, diamond and eighteen karat gold ringcentering a carved pink tourmaline, weighing approximately 4.00 carats, surrounded by full-cut diamonds; Estimated total diamond weight: 0.60 carat. G

A pink tourmaline, diamond and eighteen karat gold ringdesigned as an oval-cut pink tourmaline, measuring approximately 12.5 x 8.1 x 7.9 mm, set between square step and round brilliant-cut diamond sho

A black opal and eighteen karat gold ringdesigned as an oval opal, measuring approximately 17.80 x 12.00 mm, bezel-set within substantial gold mount. 8.0 dwt; size: 6 1/2

A pink tourmaline, diamond and eighteen karat gold ringdesigned as a floral carved pink tourmaline, measuring approximately 15.14 x 11.10 x 3.70 mm, framed by round brilliant-cut diamonds. 3.2 dwt; si

A pink tourmaline, diamond and eighteen karat gold ringdesigned as a floral carved pink tourmaline, measuring approximately 15.80 x 12.50 mm, framed by round brilliant-cut diamonds. 3.5 dwt; size: 7

A black opal, diamond and eighteen karat gold ringdesigned as an oval opal, measuring approximately 13.3 x 10.9 x 3.5 mm, within marquise and round brilliant-cut diamond mount; estimated total diamond

A black opal, diamond and eighteen karat gold ringdesigned as a pear cabochon black opal, measuring approximately 9.75 x 7.50 x 3.90 mm, framed by round brilliant-cut diamonds. 2.7 dwt; size: 10 1/2

A greenish blue tourmaline, diamond and eighteen karat white gold ring designed as an oval-cut green tourmaline, measuring approximately 13.67 x 10.50 x 8.26 mm, framed by round brilliant-cut diamonds

A un-treated black opal, diamond and eighteen karat bi-color gold ringdesigned as an oval cabochon black opal, measuring 14.49 x 12.65 x 6.51 mm, within pierced and millegrained round brilliant-cut di

A carved tourmaline and eighteen karat gold pendant with matching ring, Burle Marx and Bruno Guidi the pendant centering a carved pink tourmaline measuring approximately 15.9mm x 10.1mm x 9.0mm, the b

A gemstone and eighteen karat gold ringdesigned as a cluster of fancy-cut amethyst, citrine, tanzanite, blue topaz, peridot and tourmaline, centered by a round brilliant-cut diamond. 3.8 dwt; size: 7

A group of gemstone and gold jewelryincluding a jeweler's glass and ten karat gold ring; four fourteen karat gold rings, set with blue topaz, green tourmaline, synthetic black sapphire or amethyst; a

Elizabeth Locke Eighteen-Karat Yellow Gold, Pink Tourmaline and Sapphire Ring, with a hammered texture and mounted with an antique-cut pink tourmaline, with an approximate weight of 4.85 carats, and f

Elizabeth Locke Eighteen-Karat Yellow Gold, Peridot and Tourmaline Ring, with a hammered texture and set with a round checkerboard-faceted peridot, with an approximate weight of 4.50 carats, accented

Ring with H. Stern mark. Comprising: ring and a pair of earrings. (21 dwt) Ring size 4 3/4. (Cond: one stone missing from ring) (1500/2000)

A color change alexandrite and eighteen karat gold ring centering a bezel-set cushion-cut alexandrite weighing approximately 10.00 carats, in fluted step mount. (10.5 dwt.; Size: 4 1/2) Provenance <

An unheated Burma ruby, diamond and eighteen karat gold ringdesigned as an oval-cut ruby, weighing 3.77 carats, flanked by two round brilliant-cut diamonds; accompanied by GIA report no. 2225345800, M

A rose quartz and eighteen karat gold ring, Haroldo Burle Marx Brazil designed as an oblong carved rose quartz measuring approximately 28.00mm x 14.70mm x 11.10mm, within polished bezel over brushed g

An unheated Burma ruby, diamond and eighteen karat gold ringdesigned as an oval-cut ruby, weighing 2.43 carats, flanked by two round brilliant-cut diamonds; accompanied by GIA report no. 6224358881, M

A turquoise, diamond, and eighteen karat gold ringcentering a round turquoise cabochon measuring approximately 9.10 mm, secured by straps of baguette-cut diamonds in a pavé-set round brilliant-cut di