Magnificent sugarloaf sapphire, emerald and diamond arrowhead cluster clip brooch-pendant by Charlton, New York, of elongated outline, the principal Burma sapphire 12.18ct,
centring a cluster of five sugarloaf sapphires and below a four-stone group of square sugarloaf sapphires, a 'V' shaped cluster of cabochon emeralds toward the point end, all upon a ground of round brilliant, single and cushion cut diamonds, the top flanked by two radiating fancy cut arrowhead diamonds, signed 'CHARLTON', accompanied by AGL report no. 1089865 for the principal sapphire, 12.18ct, giving the Burma origin opinion and that the stone shows no evidence of heat treatment Length 8.2cm / 3�''
Width at top 3.5cm / 1 3/8'' Weight: 52g
Late 18th century cushion cut diamond five petal flowerhead brooch, c.1790, centred by a principal slightly hexagonal old cut diamond in border of smaller cushion cuts,
Magnificent sugarloaf sapphire, emerald and diamond arrowhead cluster clip brooch-pendant by Charlton, New York, of elongated outline, the principal Burma sapphire 12.18ct,