Tiffany & Co 0.55ct diamond engagement ring, stamped Tiffany & Co, PT950, 29918953, D0.55ct, featuring a stunning 0.55ct round brilliant cut diamond (colour F / clarity VVS1), laser inscribed to girdle 'Tiffany&Co.N05,300465', claw set on a platinum band, total weight 5.66gm, size L/M includes valuation certificate dated 11/23 and Tiffany & Co ring box