SAPPHIRE AND DIAMOND RING Oval-cut sapphire Brilliant-cut diamonds, approx. Ring size approx. M Weight approx. 3.0g Footnotes: GCS: Basaltic deposit origin, no evidence of heat treatment, report number 5783-2119, 13th April 2023. OVERALL CONDITION Inner hoop marked 271 and 750. Light surface wear to unhallmarked white metal (testing as 17ct gold). SAPPHIRE Measuring approx. 8.7 x 6.7 x 5.3mm, displaying a medium to dark blue hue with good transparency. Inclusions and some colour zoning visible under 10x magnification. 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. For further information on this lot please visit Bonhams.com For further information about this lot please visit the lot listing