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An Art Deco Platinum, Diamond and Sapphire Bow Brooch, containing one antique marquise cut diamond weighing approximately 0.32 carat, numerous old European cut diamonds weighing approximately 4.26 carats total and 30 calibre cut sapphires. Hand Inscribed: 25454.

A BELLE EPOQUE DIAMOND BOW BROOCH Of lacework design with circular and single-cut diamond borders, millegrain setting, circa 1910, 8.3 cm. wide, with French assay mark for platinum

The Familiar Spirit: Companion to Witches

Cats in Art, Illustration, Photography, Decorative Arts, Textiles, Needlework and Design: Le chat et la lune

An Art Deco diamond brooch, ca 1930. The openwork circlet pierced & set with three tapered rows of single-cut diamonds, to a central cartouche set with similarly & baguette-cut diamonds collet-set at the centre with a larger old brilliant-cut diamond, diamonds approx 2.85ct total, length 4.4cm.

An Art Deco diamond and rock crystal brooch, Lacloche Frères, French, circa 1920. Designed as a carved rock crystal plaque, enhanced by pierced and openwork pavé-set diamond detail, centring an old-cut diamond, mounted in platinum; signed Lacloche Frères, Paris.

A GOLD AND DIAMOND DOUBLE CLIP BROOCH, BY BOUCHERON Designed as an articulated fluted gold bow, set with old-cut diamonds, to the pavé-set central knot, mounted in 18k gold, 7.8 cm long Signed Boucheron

Art Deco Platinum, Sapphire, and Diamond Pendant/Brooch, set with marquise-cut diamonds, further set with transitional-cut diamond melee, approx. total wt. 1.95 cts., fancy-shaped blue sapphire highlights, millegrain accents, lg. 2 1/4 in.