LOOSE COLOR CHANGE SAPPHIRE WITH GIA REPORT • One oval color change sapphire weighing 1.73 carat • Accompanied by GIA Sapphire Report no. 5232839119 dated January 28, 2026, stating the species is natural corundum, variety is natural sapphire and that there is 'no indication of heating'. It also states 'This stone exhibits a change of color when viewed under daylight 0r fluorescent vs incandescent light.' Footnotes: Overall condition, very good Sapphire: Transparent, brownish-Yellow to Green changing This condition report is provided for your convenience based on the opinion of our gemologists. Bonhams is not responsible for any discrepancies between this information and other opinions. The condition of lots can vary widely and the nature of the lots sold means that they are unlikely to be in perfect condition. The dimensions and weights of diamonds and gemstones are approximated using measurements and given as a courtesy, please consider them as an estimation only. Lot to be sold without reserve. This lot is subject to the following lot symbols: ¤ ¤ Unless indicated by the ¤ symbol next to the lot number (or bearing an explicit statement such as 'No Reserve' or 'Without Reserve'), which denotes no reserve, all lots in the catalog are subject to a reserve. The reserve is the minimum hammer price that the seller is willing to accept for a lot. This amount is confidential and does not exceed the low estimate value. For further information on this lot please visit Bonhams.com For further information about this lot please visit the lot listing