A DIAMOND FLOWER BROOCH, set throughout with old brilliant, cushion and single-cut diamonds,

A DIAMOND FLOWER BROOCH, set throughout with old brilliant, cushion and single-cut diamonds, diamonds approximately 4.00cts total, length 7.3cm

GARNET AND DIAMOND TURTLE BROOCH With articulating head and flippers, set throughout with cushion-shaped, old brilliant and single-cut diamonds, the shell set with vari-cut demantoid garnets, the head

DIAMOND BOW BROOCH, 1ST HALF OF THE 20TH CENTURY The pierced ribbon bow with scalloped edges, set throughout with old brilliant and single-cut diamonds, accented by a central cushion-shaped diamond, w

DIAMOND PENDANT/NECKLACE The pendant set throughout with old brilliant, cushion and single-cut diamonds, on a cable-link chain, diamonds approx. 1.50cts total, lengths: pendant 2.3 cm, chain 38.0cm

DIAMOND FLOWER BROOCH The floral spray brooch set with old brilliant and single-cut diamonds, diamonds very approx. 1.70cts total, length 5.8cm

ART DECO SAPPHIRE AND DIAMOND BROOCH, CIRCA 1925 The openwork geometric plaque millegrain-set throughout with old brilliant and single-cut diamonds, accented by circular-cut sapphires, diamonds approx

A LATE 19TH CENTURY DIAMOND PENDANT/BROOCH, CIRCA 1890 The eight-rayed star set throughout with old brilliant and single-cut diamonds, mounted in silver and gold, diamonds approximately 4.50cts total,

ILLARIO FOR BULGARI: DIAMOND BANGLE/TRIPLE-CLIP BROOCH, CIRCA 1935 Of geometric and scroll design, set throughout with old brilliant and single-cut diamonds with baguette-cut diamond accents, the cent

DIAMOND EAGLE BROOCH Pavé-set throughout with old brilliant and single-cut diamonds, accented by a circular-cut tsavorite garnet eye, mounted in gold and platinum, diamonds approx. 1.45cts total,

DIAMOND DOUBLE-CLIP/BROOCH, CIRCA 1940 Of openwork geometric form with scrolling detail, set throughout with old brilliant and single-cut diamonds, accented by baguette-cut diamonds and two collet-set

TWO DIAMOND FLOWER BROOCHES, CIRCA 1960 Each designed as a flower, the petals and stem set with cushion and old brilliant-cut diamonds, flowerhead of smaller brooch converts to a ring, diamonds approx

DIAMOND FLOWER EARCLIPS, CIRCA 1960 Each designed as a flowerhead, set throughout with cushion and old brilliant-cut diamonds, diamonds approx. 4.90cts total, length 2.4cm

A DIAMOND BROOCH, CIRCA 1955 Of stylised feather design, the quill and shaft set with graduated baguette-cut diamonds between scrolling barbs set throughout with European, old cushion and single-cut d

LACLOCHE FRÈRES: DIAMOND BROOCH, CIRCA 1925 Oval, of openwork form, the blossoming roses, rose bud and leaves pierced and millegrain-set throughout with old brilliant, single and rose-cut diamond

DIAMOND-SET 'SAINT ESPRIT' PENDANT/BROOCH, SECOND HALF OF THE 19TH CENTURY With slightly articulated wings, set throughout with old brilliant, cushion and rose-cut diamonds, the eyes set with pink gem

AN ART DECO ONYX AND DIAMOND BAR BROOCH, CIRCA 1925 Set with two tapering onyx cabochons within a pierced surround set with old brilliant and single-cut diamonds, millegrain detailing throughout, moun

Centering a round cabochon turquoise in a pierced millegrain platinum motif, set throughout with old full and single cut diamonds with calibré cut gemstone flowers and turquoise detailing; total diam

DIAMOND CLIP BROOCH, CIRCA 1935-40 Of stylised ribbon design, set throughout with cushion-shaped, brilliant, old brilliant, and baguette-cut diamonds, diamonds approximately 8.00 carats total, length

Sapphire, diamond, and platinum flower brooch Designed as a bouquet set with cabochon sapphires, single, old European, baguette, and round brilliant-cut diamonds Platinum 2.125 x 1.625 in; Gross weigh

DIAMOND-SET CRESCENT BAR BROOCH Set throughout with old brilliant-cut diamonds, diamonds approx. 0.76cts total, length 3.9cm For further information on this lot please visit Bonhams.com

A mid Victorian diamond brooch , circa 1870, the flower head shaped brooch set with old brilliant cut diamonds, mounted in gold backed silver, approximately 6.90 carats total, 3.2cm wide Offered for s

DIAMOND-SET DRESS WATCH Of openwork design, the front set with old brilliant, cushion and single-cut diamonds, on a sprung-link bracelet, diamonds approx. 1.50cts total, inner circumference approx. 15

DIAMOND BROOCH Set with old brilliant-cut and cushion-shaped diamonds, diamonds approx. 3.90cts total, length 2.8cm

AN ANTIQUE DIAMOND FLOWER PENDANT / BROOCH, 19TH CENTURY in yellow gold and silver, set throughout with old cut diamonds, the diamonds all totalling 4.8-5.2 carats, with detachable brooch fitting and