137. DIAMOND 'ROOSTER' BROOCH • French assay marks for 18 carat yellow gold (750 ‰) and platinum (850 ‰) • 8 brilliant-cut diamonds weighing approximately 0.25 ct total • Measurements 4.20 x 3.50 cm • Gross weight 10.45 grams CONDITION REPORT Overall condition: good, wear in form of minor scratches, areas of oxidation Diamonds: approximate overall colour and clarity: H-I, SI, few chips Fitting: single pin clasp with safety catch secure Marks: French maker's marks "C chalice or stemmed glass B" Numbered: "illegible symbol 3185" This condition report is provided for your convenience based on the opinion of our gemmologists. Bonhams is not responsible for any discrepancies between this information and other opinions.