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细节
A SAPPHIRE AND DIAMOND BROOCH
The circular-cut sapphire and diamond cluster centre, within a textured ray surround with diamond-set details, twin prong fitting, French assay marks, 4.4 cm
The circular-cut sapphire and diamond cluster centre, within a textured ray surround with diamond-set details, twin prong fitting, French assay marks, 4.4 cm