Sapphire and Diamond Ring | 48.19克拉 天然「斯里蘭卡」未經加熱藍寶石 配 鑽石 戒指
Set with a cushion-shaped sapphire weighing 48.19 carats, flanked by pear- and marquise-shaped diamonds, to the shoulders and gallery embellished with brilliant-cut diamonds, mounted in platinum, size 6
Accompanied by Gübelin report no. 21121101, dated 28 December 2021, stating that the sapphires is of Ceylon origin, with no indications of heating.
Also accompanied by GRS report and Gemstone Platinum Award no. 3577.
Accompanied by Gübelin report no. 21121101, dated 28 December 2021, stating that the sapphires is of Ceylon origin, with no indications of heating. Also accompanied by Gübelin Gemstone Rating card. Further accompanied by GRS report no. GRS2022-048152, dated 7 April 2022, stating that the sapphire is of Ceylon origin, vivid blue (GRS-type "royal blue"), with no indication of thermal treatment; also accompanied by GRS Gemstone Platinum Award no. 3577, stating that 'this magnificent cushion-cut sapphire is distinguished by a very rare combination of large size, a very fine vivid blue color variety (GRS-type "royal blue"), good clarity, and very good brilliancy and transparency ... Untreated Sri Lankan sapphires of such large size and high quality are very rare.' Please refer to the reports, gemstone card and award for further details. Stamped PT950 for platinum, S48.19 and D2.90 referring to the weight of the sapphire and total weight of the diamonds. Sapphire is of medium deep tone, slightly violetish blue colour and medium strong saturation, under 10x magnification, there are a few minor typical inclusions, a few nicks and a few minor chips at the pavilion but not noticeable when worn. Pear- and marquise-shaped diamonds are about F-G colour and VS-SI1 clarity, as graded in the mount. Brilliant-cut diamonds are bright and lively. Very minor signs of wear to the metal. Overall all in excellent condition.
The lot is sold in the condition it is in at the time of sale. The online condition report is provided to assist you with assessing the condition of the lot and is for guidance purposes only. The images of the lot also form part of the online condition report for the lot provided by Sotheby's. Any reference to condition in the online condition report does not amount to a full description of condition. The online condition report may make reference to particular imperfections of the lot but you should note that the lot may have other faults not expressly referred to in the online condition report of the lot or shown in the online images of the lot. The online condition report may not refer to all faults, restoration, alteration or adaptation because Sotheby's is not a professional conservator or restorer but rather the online condition report is a statement of subjective, qualified opinion genuinely held by Sotheby's (for example, information regarding colour, clarity and weight of gemstones are statements of opinion only and not statements of fact by Sotheby's). Please also note that we do not guarantee, and are not responsible for, any certificate from a gemological laboratory that may accompany the lot. In addition, certain images of the lot provided online may not accurately reflect the actual condition of the lot (for example, the online images may represent colours and shades which are different to the lot's actual colour and shades). For these reasons, the online condition report is not an alternative to taking your own professional advice regarding the condition of the lot. Prospective buyers should also refer to the relevant section the Buying at Auction guide which includes important notices concerning the type of property in this sale. NOTWITHSTANDING THIS ONLINE CONDITION REPORT OR ANY DISCUSSIONS CONCERNING A LOT, ALL LOTS ARE OFFERED AND SOLD "AS IS" IN ACCORDANCE WITH THE CONDITIONS OF SALE/BUSINESS APPLICABLE TO THE RESPECTIVE SALE.