A PLATINUM, SAPPHIRE, AND DIAMOND RING Centering an oval-cut sapphire measuring approximately 11.75 x 9.30 x 5.20 mm, flanked by half-moon diamonds, weight 10.5 dwt, size 6. Footnotes: Accompanied by an AGL report numbered 1155936, dated April 15, 2026, stating that the sapphire is from Madagascar with evidence of heat treatment. For further information on this lot please visit Bonhams.com For further information about this lot please visit the lot listing