A turquoise and ruby brooch. Of openwork design, the

A diamond and ruby floral brooch. Of openwork design, the rose-cut diamond and circular-shape ruby cluster, within a similarly-set floral surround and rope-twist circular border. Diameter 3cms. Total

A diamond and ruby floral brooch. Of openwork design, the textured frond, with diamond and ruby flowers, and ruby buds. Length 4.1cms. Weight 5.2gms.

A ruby and diamond brooch. Of openwork design, the oval ruby curved lines, with single-cut diamond ribbon and foliate highlights. Estimated total diamond weight 0.50ct. Length 5.5cms. Weight 18.9gms.

A late Victorian turquoise and diamond brooch. Of openwork design, the circular turquoise cabochon, suspended from an old-cut diamond and turquoise cluster, with similarly-set foliate sides. Estimated

An early 20th century 15ct gold ruby and diamond bar brooch. Of openwork design, the old-cut diamond and circular-shape ruby collet line, with shared halo surrounds and old-cut diamond collet accent t

An early 20th century 15ct gold turquoise and split pearl brooch. Of openwork design, set throughout with split pearls, with turquoise cabochon highlight and drop. Length 5cms. Weight 5.4gms.

An early 20th century 9ct gold turquoise and split pearl brooch. Of openwork design, the oval turquoise cabochon, with split pearl foliate heart surround and scrolling sides. Length 4.2cms. Weight 4.5

VICTORIAN TURQUOISE DROP BROOCH, the top of openwork scrolling relief design, accentuated with turquoise clusters and single turquoise. Suspending a 2 garland drop with a stylized heart shaped drop se

A gem-set peacock brooch. Of openwork design, the split pearl body, with ruby eye detail and circular-shape emerald crest, to the circular-shape ruby and split pearl feathers. Length 3.8cms. May also

An early 19th century gold enamel and gem-set brooch. Of openwork design, the later added cushion-shape lapis lazuli panel and floral surround, to the enamel flower, ruby and opal scrolling foliate bo

A gem-set dress ring. Of openwork design, the square-shape ruby cluster, with cabochon turquoise highlight rope-twist surround. Ring size P1/2. Weight 6.1gms.

ANTIQUE VICTORIAN TURQUOISE AND PEARL BROOCH, or triangular design, the center with with tuqruoise, accentuated with pearls. The surmount in openwork scrolling design. W. 6.1 cm. 13.4 grams.

* A 14 Karat Bicolor Gold, Coral, Turquoise, Lapis Lazuli and Diamond Brooch, in a white and yellow gold openwork design, consisting of a central carved coral Buddha accented with an openwork collar c

A gold-tone and simulated gemstone Trifari brooch, from the collection of Joseff of Hollywood. The gold-tone crown of openwork design is enhanced by simulated sapphire, emerald, diamond, and ruby acce

DESCRIPTION: A Vintage 14k yellow gold brooch depicts an open carved Turquoise Guan Yin figure fitted atop pedestal motif, with further open work golf designs sprouting from the top. Stamped "14k". To

A 1950's 18ct gold diamond and gem-set bird brooch. The bird, comprising textured feathers with openwork breast, emerald eye and ruby and turquoise tail feathers, resting on a diamond accent branch. M

Designed as flower with a central cross motif. Openwork in gilt metal, central large faux pearl with four ruby rhinestones, topaz, and smoky rhinestones, completes the petals design. Oval tag on the b

SAPPHIRE AND DIAMOND BROOCH Of openwork design, centrally-set with a cabochon sapphire, between oval and single-cut diamonds, set throughout with rose-cut diamonds, oval and single-cut diamonds approx

AQUAMARINE AND DIAMOND BROOCH Of openwork design, set with two pear-shaped aquamarines and old brilliant-cut diamonds, length 4.2cm For further information on this lot please visit Bonhams.com

SAPPHIRE AND ABALONE SHELL OWL BROOCH Of openwork design set with abalone shell and sapphire cabochons, length 4.2cm Footnotes: Please note, this lot will be subject to US Fish and Wildlife inspectio

An Impressive 14 kt Yellow Gold Brooch with Lapis, Rubies, & Turquoise. Centered by an oval-shaped lapis lazuli cabochon bordered by round rubies and two tiers of teardrop turquoise and lapis, set in

18KT Yellow gold leaf form brooch with round turquoise and rubies. Measures 2 3/4" long, weighs 19 grams (12.2 DWT).

AN EARLY 20TH CENTURY GARNET BROOCH, of openwork design set with garnet cabochons within scrolling detailing, mounted in silver and gold, width 4.1cm

A diamond and gem-set brooch. Of openwork design, the foil-back emerald and green paste quatrefoil, within a diamond and paste replacement scrolling surround. Estimated total diamond weight 1ct. Lengt