A mid 20th century diamond brooch. Designed as two

A mid 20th century diamond brooch. Designed as two alternately orientated foliate sprays, set throughout with vari-cut diamonds. Estimated total diamond weight 6.50 to 7cts, principal diamonds estimat

A mid 20th century diamond double clip brooch, the two asymmetrical but identical pieces of pierced, swirling and curling design, abutting at a diagonal, set throughout with round brilliant, single an

A mid 20th century Finnish 18ct gold diamond bar brooch. Designed as a sunburst motif, with brilliant-cut diamond highlight, to the bar sides. Estimated diamond weight 0.10ct. Marks for Finland, 1976.

A mid 20th century cultured pearl and diamond floral spray brooch. The vari-cut diamond flowers, buds and leaves, gathered by an old-cut diamond ribbon, to the cultured pearl highlights. Two diamonds

14K TWO TONE DIAMOND & SAPPHIRE ART DECO BROOCH Ladies 14Kt Yellow and Rose Gold Brooch with Diamond and Sapphire accents, Mid 20th Century Art Deco Style. Brooch features two diamond accents, one .20

This unique and artfully designed brooch, circa early to mid 20th century, is crafted in 18K yellow gold, weighing 14.6 grams and measuring 38mm long. This cute brooch is centered with a carved coral,

Two mid 20th century 18ct gold and platinum, diamond and sapphire rings. The first designed as a circular-shape sapphire with single-cut diamond surround, the second designed as a circular-cut diamond

A group of Vendome-style broochesMid/late 20th centuryOne marked: VendomeFive brooches including a Vendome brooch designed by Helen Marion in the style of George Braque depicting two fish with a green

American, mid-20th century. Stamped "14K" yellow gold pendant/brooch, also stamped "SB" (Berman & Co., Sydney). Designed with open scroll work and center fleur de lis motif, set with eight round opals

Mid 20th century. Designed as a sculpted blue plique-à-jour and 18K white gold (tested) flower, central cluster featuring one round diamond, approx. .23ct., surrounded by fourteen round ruby caboch

TIFFANY & CO. - a mid 20th century brooch. Designed as a series of undulating and overlapping grooved ribbons. Signed Tiffany & Co. Length 5.5cms. Weight 7.4gms. Overall condition good. Some surface s

A mid 20th century diamond flower brooch. The brilliant-cut diamond cluster, within a textured petal surround, to the partially textured overlapped leaves. Estimated total diamond weight 0.30ct. Frenc

A mid 20th century diamond bar brooch. Comprising a circular-cut diamond collet line, with shared surround. Estimated total diamond weight 0.80ct. Length 4.9cms. Weight 3.6gms.

A mid 20th century platinum old-cut diamond brooch, with baguette-cut diamond accents. Estimated total diamond weight 4cts.French re-strike marks. Length 3.2cms. 11.7gms.

A mid 20th century 18ct gold brooch. Designed as a rose, with textured petals and leaves. Hallmarks for Birmingham, 1966. Length 7.7cms. Weight 15.8gms.

A mid 20th century diamond and enamel RAF brooch. The 'RAF' text, with green enamel wreath surround and crown surmount, to the diamond point wings. Length 4.7cms. Weight 4.1gms.

A mid 20th century diamond and opal bar brooch. The oval opal cabochon, with old-cut diamond sides, to the tapered bar. Estimated total diamond weight 0.20ct. Length 6.6cms. Weight 4.7gms.

A Victorian 10k Rose Gold brooch with Rubies, Pearls and engraved decoration, and a mid 20th century Georg Jensen deer brooch designed by Arno Malinowski. Victorian brooch marked "10k" and weighs 5.9

Lot of 7 pieces of vintage jewelry, including a mesh purse. Ca. late 19th - mid 20th century. Two shell cameo brooches, two other brooches / pins, three stick pins, one pendant, and Art Deco mesh purs

A MID 20TH CENTURY SAPPHIRE, EMERALD AND DIAMOND CORNFLOWER BROOCHThe flower head with illusion set calibré cut sapphire petals, with central channel set step cut emerald fronds and rose cut diam

A mid 20th century sapphire and diamond floral spray brooch. The circular-shape sapphire, old and rose-cut diamond flowers, with similarly-cut diamond leaves and stem. Estimated total old-cut diamond

An early 20th century diamond and gem-set insect brooch. Designed as an old-cut diamond fly, with oval-shape sapphires highlights and circular-shape ruby eyes, atop a plain bar. Estimated total diamon

An early 20th-century diamond bar brooch millegrain-set with two round brilliant-cut diamonds, rose-cut diamond detail, unmarked(Length: 6.5cm)

A mid 20th century 15ct gold split pearl brooch. Designed as a split pearl floral cluster, with graduated split pearl foliate surround. Length 3.7cms. Weight 9.2gms. Overall condition fair to good. So