Citrines and diamonds brooch and choker set, circa 1940

Art Deco 18k White Gold Diamond Brooch, Circa 1940. Oval form. Set with a center diamond of about 0.50ct, SI1 clarity, I color. Surrounded with 34 diamonds, various sizes, about 0.60ct. 28x18mm. 5.13g

AN ART DECO DIAMOND BAR BROOCH, CIRCA 1940 in platinum, set with a row of graduated old cut diamonds accented by rose cut diamonds, all totalling 0.8-0.9 carats, with engraved foliate decoration to th

CITRINE AND DIAMOND BROOCH, CIRCA 1945-50 The floral spray set with vari-cut citrines of orange and yellow tint, accented by old brilliant-cut diamonds, later pin fitting, length 5.0cm Footnotes: Alth

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

An adorable Art Deco brooch of a winged insect, set with diamonds, rubies and a solitaire pearl, in platinum, France, circa 1920's - 1940's. This delightful piece has been expertly crafted out of plat

Very fine 152 diamonds set in platinum, high quality, hand fabricated sweater clips and brooch combination, circa 1940. Separates into 2 sweater clips. Aprox 152 diamonds. 5 carats total weight. 62 fu

Large Antique statement citrine & diamond brooch set in 14k rose gold. Autumnal color. Piece has a depth of .5 inches Size approx 1 inch x .75 inches. Total weight 14.4 grams Property of Paris, France

CARTIER: DIAMOND FLOWER BROOCH, CIRCA 1940 The rose in full bloom with bead detail, accented by cushion-shaped and old brilliant-cut diamonds, diamonds approximately 3.40 carats total, signed Cartier

LACLOCHE FRÈRES: ART DECO DIAMOND-SET BROOCH, CIRCA 1925 The onyx plaque, applied with a giardinetto motif set with carnelian cabochons, old single-cut and rose-cut diamonds, the geometric border

DIAMOND-SET BROOCH, CIRCA 1890 Of openwork design, set with cushion-shaped diamonds, diamonds approx. 3.35cts total, length 3.6cm For further information on this lot please visit Bonhams.com

FIRE OPAL AND DIAMOND-SET BROOCH; RUBY AND DIAMOND-SET BROOCH, CIRCA 1970 1st: The abstract spray brooch with beaded and engine-turned decoration, set with fire opal cabochons and brilliant-cut diamon

THREE SEED PEARL AND DIAMOND-SET BROOCHES, CIRCA 1900 1st: Designed as two swallows suspending a heart, set with single and cushion-shaped diamonds, 2nd: Of floral and foliate design, decorated with p

DIAMOND-SET BROOCH/AIGRETTE, CIRCA 1900 Of scrolling foliate design, set throughout with cushion-shaped and rose-cut diamonds, diamonds approx. 4.95cts total, length 5.8cm, fitted case by Hunt & Roske

Tiffany & Co 18 carat gold ring with rectangular cushion Colombian emerald set with diamonds, circa 1940. Includes original Tiffany & Co presentation box.Weight: 3.2gRing size: 6Emerald size: 8.5mm x

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

Platinum, ruby and diamond ring, circa 1940, set in the 1 center with one emerald-cut natural ruby weighing approximately 1.80 carats and with a very lively deep red hue, framed and flanked by 6 old m

DIAMOND, BLACK ONYX, 14K WHITE GOLD RING, 11.3 GRAMS SIZE 9 Round diamond .40cts centered on rectangular black onyx. Four borders set with diamond melee. Circa 1940.

A DIAMOND TWO-STONE RING, CIRCA 1940 Set with two old brilliant-cut diamonds in a rectangular faceted surround, mounted in platinum, diamonds approximately 1.90cts total, numbered, indistinct maker&#8

AN IMPORTANT ANTIQUE LABRADORITE MASTER BROOCH, GEORG JENSEN CIRCA 1940 set with cabochon labradorite and labradorite drops, design number 96, signed GJ, 9.5cm, 53.6g. A brooch of the same design sold

A SILVER AND AMETHYST BROOCH AND RING, WILLIAM SPRATLING, CIRCA 1940-46 The star motif brooch set with ten amethyst cabochons, together with a ring featuring a bullet-shaped amethyst cabochon, mounted

A SILVER AND AMETHYST 'LORENZO' BROOCH, WILLIAM SPRATLING, CIRCA 1940-46 The stylized parrot brooch set with an amethyst cabochon; mounted in sterling silver; length 4 1/2 in.; stamped WS Spratling M

A SILVER AND AZURMALACHITE 'LORENZO' BROOCH, WILLIAM SPRATLING, CIRCA 1940-46 The stylized parrot brooch set with an azurmalachite cabochon; mounted in sterling silver; length 4 1/2 in.; stamped WS S

18KT YELLOW GOLD AND DIAMOND BROOCH C.1960 W 2 3/4" L 1 1/2":Marked "750". Studded with 40 full cut diamonds weighing 2 cts.; 33 grams of gold. Circa 1940.

Circa 1940-1955; Mexico Each marked: Parra / Mexico; Further variously marked: Sterling / Silver / 925 / [Eagle 34] Comprising a dragonfly brooch set with amethyst cabochons (2.25" H x 3.5" W), a si