A sapphire and diamond plaque brooch, circa 1915. The scalloped, rounded lozenge, composed of pierced palmette motifs, millegrain-set with old brilliant and single-cut diamonds, with a central row of square-cut sapphires and calibré-cut sapphire accents, mounted in platinum, diamonds approximately 6.60 carats total, diameter 6.2cm.
Cartier. Bracelet, 5 rubis gravés pour 40,91 carats, or gris , diamants taille rose de belle eau mélangés à des diamants taille brillant, et sous le rubis gravé du centre, une montre à quartz.Carved ruby and diamond art deco bracelet by Cartier.
An emerald and diamond brooch/pendant, ca 1915. Centrally-set with an old brilliant-cut diamond within an openwork quatrefoil set with alternating rows of calibré-cut emeralds and rose-cut diamonds, accented with circular-cut emerald and single-cut diamond flowers, principal diamond approx. 0.85ct,
A synthetic sapphire and diamond bar brooch, circa 1915 The pierced elongated lozenge plaque, set throughout with single and old brilliant-cut diamonds, decorated with calibré-cut sapphire highlights, and fleur-de-lys details,
An emerald and diamond double clip brooch, circa 1935 Designed as two stylised foliate sprays, composed of channel-set baguette-cut diamond stems and circular-cut emerald blooms, within a surround of scrolling baguette and brilliant-cut diamond ribbons and calibré-cut emerald ties, diamonds approximately 4.10 carats total, one diamond deficient, length of each brooch 5.2cm and 4.8cm
An art deco sapphire and diamond panel ring, circa 1920 The rectangular-shaped plaque millegrain-set to the centre with an oval mixed-cut sapphire, within a single-cut diamond border and a further calibré-cut sapphire and single-cut diamond surround, diamonds approx. 0.30ct