with purple upper petals and similar to lower petals shading to pinkish-yellow middle, naturalistic markings, an old round brilliant cut diamond claw set to centre, stamped American maker's mark, mounted in 14ct gold, hinged pendant loop to reverse Length 2.9cm / 1 1/16'' Weight: 8g
Pair of Art Deco emerald, ruby and diamond clip brooches, Paris, maker's mark for Henri Lavabre, of geometric triangular design and each centred by a large polished emerald bead, the emeralds earlier and probably Indian, possibly Mughal,
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,