A diamond and enamel duck brooch, designed as a mallard

A diamond and enamel duck brooch, designed as a mallard in flight, the enamel wings and head set with brilliant cut diamonds to the body set with further brilliant cut diamonds, approximately 1.50 car

A TURN OF THE CENTURY GOLD, DIAMOND AND ENAMEL BROOCH Designed in an intricate frame featuring a floral design topped with a bird with en tremblant elements set with rose-cut diamonds, measures 4 x 2

DAVID WEBB: A DIAMOND AND ENAMEL BROOCH Designed as a tiger with black enamel stripes, the eyes set with round brilliant-cut diamonds; composed of 18k gold; length: 2.5 in.; signed David Webb, accomp

A gold, diamond, and enamel brooch French designed as an 18K green enameled frog with a large oval-cut citrine weighing approximately 53.2 carats, surrounded by multiple rows of round brilliant-cut di

IMPORTANT ANTIQUE CAMEO DIAMOND AND ENAMEL BROOCH/BANGLE, designed as 3 carved shell cameo panels depicting putti, in precious yellow metal frame, set with diamonds and topped with an enameled bow ent

E. Wolfe & Co. Hand Crafted 18K Gold, VS1-VS2/F-G Diamond & Enamel Mallard Brooch W/Ruby Accent (From Retired Model's Estate) W/$18,500 Appraisal - This stunning piece was exquisitely hand crafted, us

NO RESERVE, RUSSIAN RUBY DIAMOND AND ENAMEL SHIELD BROOCH, designed as a shield, decorated with rubies and a diamond on an enameled background. L. 2.5 cm. 4.1 grams.

DAVID WEBB: AN 18K GOLD, DIAMOND, EMERALD AND ENAMEL BROOCH Designed as a horse with a movable fish tail and mane accented with round diamonds weighing approximately 2.55 carats and pear-shaped emeral

Diamond, Enamel, 18k Gold Flower Brooch. Designed as a flower, the pistils terminated by seven full-cut diamonds weighing a total of approximately 0.75 cttw., the petals featuring blue and green ename

An enamel and diamond brooch. Designed as a graduated row of five purple pansies, each with a diamond to the centre. Marks indicating gold. Length 6cms. Weight 10.6gms.

RAF, ENAMEL ENA DIAMOND BROOCH, designed as wings set with diamonds, and an enameled wreath to the center topped with an enameled crown and the letters RAF. W. 4.1 cm. 4.9 grams.

Victorian Seed Pearl, Mother-of-Pearl, Diamond, Enamel, 12k Yellow Gold, Metal Brooch. Designed as as a stalk of flowers and leaves, one flower centering a rose-cut diamond set atop a blue enamel and

This lot is accompanied by an Independant Gemologist Appraisal letterMarcus & Co style 18k gold emerald diamond and enamel, art nouveau antique brooch/pendant designed with one elongated, oval cabocho

ANTIQUE VICTORIAN DIAMOND, ENAMEL PEARL AND PINK SAPPHIRE BOW BROOCH, designed as a knotted bow, set with pearls and accentuated with blue enamel. To the centre suspending a pearl diamond and pear sha

AN ENAMEL AND DIAMOND 'COMET' BROOCH 1954 designed as a shooting comet, decorated with multicoloured enamel tails and with a starburst motif jewelled wtih round cut diamonds, dated 6-7-54, stamped 750

RETRO FRESH WATER PEARL, DIAMOND AND SAPPHIRE DUCK BROOCH, in 18 ct. gold. Designed as an upright walking duck wearing a crown. The body set with a large fresh water pearl, the legs, neck and head set

18K Yellow Gold, Enamel, Baroque Pearl & Diamond Broochdesigned as a flower set with a baroque pearl measuring approximately 18.40 x 8.30 mm• 0.22 carat old European cut diamond• accent ol

A diamond, emerald and plique-a-jour enamel bird brooch. Designed as a bird head, with circular-shape emerald, brilliant-cut diamond and polychrome plique-a-jour enamel detail. Length 5.9cms.

Sapphire, diamond, enamel, silver-topped 14k yellow gold chatelaine-brooch Designed with a putto in a garland of roses, centering (1) cushion-cut sapphire, weighing approximately 0.30 ct., surrounded

AN ANTIQUE DIAMOND AND ENAMEL COCKEREL BROOCH in yellow gold and silver, designed as a cockerel, set with rose cut diamonds, red enamel to the comb, no assay marks, 2.9cm, 3.7g.

AN ANTIQUE DIAMOND, PEARL AND ENAMEL BOW BROOCH / PENDANT in yellow gold, designed as a bow decorated with black enamel, accented by old cut diamonds and two pearl drops, no assay marks, 3.5cm, 5.9g.

An 18ct gold diamond, sapphire and ruby novelty brooch. Designed as a pave-set diamond duck, with ruby eye, swimming on oval sapphire cabochon and scrolling bar waves. Estimated total diamond weight 0

(Lot of 4) Diamond, opal, cultured pearl, platinum, silver and gold stickpins comprised of one rose-cut diamond, enamel, silver and 10k yellow gold mallard duck stickpin, maker's mark (eye is missing)

Antique Estate piece" 18 K gold brooch set with three cabochon lapis stones, designed as a three flower bouquet. The green enamel is on the sides, the larger flower has round cut diamonds, prong set,