AN EMERALD AND DIAMOND BAR BROOCH, of slightly

AN EMERALD AND DIAMOND BAR BROOCH, of slightly graduating and alternating round-cut and octagonal-cut emeralds in square milgrain settings, to a tapering bar, total estimated diamond weight 0.55 carat

ANTIQUE EMERALD AND DIAMOND BAR BROOCH. set with emeralds totalling 1.40 ct approx, with diamonds totalling 1.20 ct approx . with engraving. W 7 cm. 5.1 grams.

AN EMERALD AND DIAMOND BAR BROOCH, a cabochon emerald to an old-cut diamond milgrain bar, total estimated diamond weight 0.65 carat approximately. Measures 5.2cm long, 3.0 grams

AN ANTIQUE EMERALD AND DIAMOND BAR BROOCH, 19TH CENTURY in yellow gold and silver, the tapering body set with clusters of step cut emeralds punctuated by rose cut diamonds, unmarked, 10.0cm, 12.7g.

EMERALD AND DIAMOND CORONET BAR BROOCH, EARLY 20TH CENTURY Set with cushion and rose-cut diamonds, and a step-cut emerald, length 4.0cm For further information on this lot please visit Bonhams.com

Unmarked Gold Tone Diamond & Emerald Bar Brooch with Jade Enhancer, TW:7.53 Grams.

Circa 1910, platinum Centering a square old mine-cut diamond graded M+ color, VS clarity, further set with two square old mine and eighteen single-cut diamonds, further accented with two rectangular

Ca. first quarter 20thC. Amazing quality throughout with 68 clear Columbian emeralds and 82 clear full cut diamonds surrounding the large central EVS1 diamond. Weight approx. 12.9 Grams. Measures appr

* An Art Deco Platinum, Diamond, Onyx and Emerald Bar Brooch, French, containing 133 old European and round single cut diamonds weighing approximately 2.70 carats total, 36 calibre cut onyx, and eight

the plain uniform bar set to the centre with an old round brilliant cut diamond and two similar slightly smaller diamonds at the terminations, unmarked white on yellow metal tests for platinum on 18ct

Edwardian French hallmarked 18k Yellow Gold Weight 4gr Diamonds Emerald Measurements 2.3”x0.1” Bar Brooch

UDALL & BALLOU ART DECO PLATINUM, 18K GOLD, SAPPHIRE, AND DIAMOND BAR PIN / BROOCH, tested, marked "U&B", featuring 11 hexagonal-cut sapphires in slightly tapering sizes from 4.1 to 4.7 mm side to sid

Diamond and gem-set brooches A diamond, ruby, and 18k yellow gold bow brooch; and a diamond, ruby, emerald, sapphire, and 14k white gold bar brooch Gross weight 12.2 dwts

This impressive signed platinum ”Maltese Cross” brooch with 18kt yellow gold accents features an approx. 5.27 ct. medium slightly violetish blue sapphire cabochon bezel set into the center

Aquamarine, Diamond, Platinum-Topped, 14k Yellow Gold Bar Brooch. Featuring one emerald-cut aquamarine weighing approximately 3.60 cts., accented by six rose-cut diamonds, set in a platinum-topped, 14

19th Art Nouveau Century Brooch, by R. Koch, Antique European brooch; a mix of gold and silver, set with emeralds, rubies sapphires and rose cut diamonds. Bar pin clasp. Stamped R. Koch apprx 14.8 gra

a finely crafted antique bar brooch measuring 3.8 cm in length, containing five round mixed cut sapphires (unheated) weighing approximately 1.60 carats total, 18 caliber cut emeralds, and six old Euro

Hand made in Italy, circa 1950's. Crafted in 18k white. This piece is suited with a single hinged stem pin bar with a locked. Set with genuine 11 green Colombian Emeralds Approx. 0.80 carats. Accented

with 6 round diamonds and 6 round emeralds totaling 1 carat gem weight, signed and numbered #1V841, heavy 18K yellow gold with double bar dress clip style, 30 grams, 1 1/2" X 2 1/4", excellent

AN ANTIQUE RUBY, EMERALD AND DIAMOND MOURNING LOCKET BROOCH, 19TH CENTURY in yellow gold and silver, the bar set with an old cut diamond, suspending two graduated heart shaped drops, set each with an

A multi gem set floral spray brooch, the brooch with polished bars with carved emeralds, rubies and sapphires to the terminals, with brilliant cut diamond accents, 6.7cm long

An antique late 19th-century figurative brooch made of 10K gold and sterling silver. The piece represents two circus monkeys hanging on a bar. The pin is richly embellished with round-cut emeralds, ru

PINK SAPPHIRE AND DIAMOND BAR BROOCH Set with a cushion-shaped pink sapphire, on a knife-wire bar terminating in old cushion-shaped diamonds, diamonds approx. 2.25cts total, length 6.0cm Footnotes:

Georgian Iberian Colombian Emeralds and Old Mine Cut Diamond Brooch Circa: 1700s -1800s Emerald total weight approx. 8.5 ct Diamond total weight approx. 2.10 ct Measurements: 2.5" x 1.75" Total Weight