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A belle epoque aquamarine and diamond brooch/pendant, circa 1910 The openwork cartouche set with rose-cut diamonds and pear-shaped aquamarines, suspending a cicular millegrain-set old brilliant-cut diamond swag centre and terminating in three collet-set rose-cut diamond and pear-shaped aquamarine drops, mounted in silver and gold, diamonds approx. 0.70ct. total, length 6.0cm.
A pink tourmaline and diamond negligee pendant, circa 1900. Each pear-shaped mixed-cut pink tourmaline within an old brilliant-cut diamond surround, suspended from articulated knife-edge bars collet-set with old brilliant-cut diamonds, to a similarly-set foliate surmount and a trace-link chain diamonds approx. 3.00ct. total, length: pendant 6.9cm., chain 46.5cm.
A belle époque diamond sûreté pin, circa 1910 Each finely pierced terminal millegrain-set with cushion and pear-shaped, old brilliant and single-cut diamonds, diamonds approximately 5.00 carats total, length 6.5cm.
A diamond brooch, circa 1955 The three strands of brilliant and baguette-cut diamonds arranged in the form of a knot and tassel, around a central brilliant-cut diamond, principal diamonds weighing 1.40, 1.26, 1.20 and 0.98 carats, remaining brilliant-cut diamonds weighing approximately 4.50 carats total, baguette-cut diamonds weighing approximately 4.00 carats total, length 7.0cm
Edwardian diamond and emerald pendant necklace, circa 1915 the central detachable pendant designed as a flexible shield-shaped panel set throughout with single-cut diamonds, accentuated by calibré-cut emeralds and centering three graduated old European-cut diamonds, suspended from a single-cut diamond necklace enhanced by calibré-cut emerald detail, millegrain setting
A diamond bracelet of openwork design, with three rectangular panels centering marquise-cut diamond clusters with round brilliant-cut diamond borders, completed by oval spacers of round brilliant-cut diamonds; estimated total diamond weight: 8.50 carats; mounted in platinum; length: 7 1/2in.