Early 20th century yellow sapphire, sapphire and diamond cluster brooch, c.1910, centred by an 11.90ct Ceylon yellow sapphire of old square cushion cut and lemony-yellow hue,
to a two row border of rectangular calibre cut sapphires and small cushion diamonds, spaced around the outside by diamond trio clusters and diamond single stones to give a stylised snowflake effect, the cushion diamonds of old double-eight and single cut, open claw and collet set in silver, 18ct gold and platinum, later brooch fitting, accompanied by Gem & Pearl Lab report no. 25723 for the natural yellow sapphire giving the carat weight, that it is of Ceylon (Sri Lankan) origin and that it shows no evidence of heat treatment Diameter 3.2cm / 1�''
Yellow sapphire: 12.80 x 12.80 x 9.0mm Weight: 12g
Magnificent sugarloaf sapphire, emerald and diamond arrowhead cluster clip brooch-pendant by Charlton, New York, of elongated outline, the principal Burma sapphire 12.18ct,
Late 19th century / early 20th century 'Noeud Louis XVI' diamond openwork ribbon bow brooch by Cartier, Paris c.1902, the loops and ribbon ends centred by alternating single stone and quatrefoil clusters,
Early 20th century yellow sapphire, sapphire and diamond cluster brooch, c.1910, centred by an 11.90ct Ceylon yellow sapphire of old square cushion cut and lemony-yellow hue,