• 鑲1顆橢圓形藍寶石，重53.63卡拉
• 鑲欖尖形及圓形鑽石
• 指環尺寸6 3/4
• 附 David Webb 品牌刻名
• 附品牌盒子
*拍品資料以英文為主，中文翻譯僅供參考

In very good condition, with very minor surface wear to the back of the shank. Inscribed 18K 900PT for 18 karat gold and platinum. The marquise-shaped diamonds weighing approximately 7.15 carats; the round diamonds weighing a total of approximately 2.10 carats; the diamonds are approximately G-J color, VS-SI clarity, with a couple I1 examples. Fitted with internal sizing band. Accompanied by GIA report no. 2151043710 stating that the sapphire is of Ceylon origin, CMT type I, with no indications of heating. Accompanied by AGL report no. CS 39918 stating that the sapphire is of Ceylon origin, with no indications of of heating; together with a letter detailing the rarity of large top-quality Ceylon sapphires. Accompanied by David Webb Certificate of Authenticity dated December 30, 2015.
In response to your inquiry, we are pleased to provide you with a general report of the condition of the property described above. Since we are not professional conservators or restorers, we urge you to consult with a restorer or conservator of your choice who will be better able to provide a detailed, professional report. Prospective buyers should inspect each lot to satisfy themselves as to condition and must understand that any statement made by Sotheby's is merely a subjective qualified opinion. Illustrations in the catalogue may not be actual size. Prospective purchasers are reminded that, unless the catalogue description specifically states that a stone is natural, we have assumed that some form of treatment may have been used and that such treatment may not be permanent. Our presale estimates reflect this assumption.Certificates of Authenticity: Various manufacturers may not issue certificates of authenticity upon request. Sotheby's is not under an obligation to furnish the purchaser with a certificate of authenticity from the manufacturer at any time. Unless the requirements for a rescission of the sale under the Terms of Guarantee are satisfied, the failure of a manufacturer to issue a certificate will not constitute grounds to rescind the sale. Gemological Certificates and Reports: References in the catalogue descriptions to certificates or reports issued by gemological laboratories are provided only for the information of bidders, and Sotheby's does not guarantee and accepts no responsibility for the accuracy, terms or information contained in such certificates or reports. Please also note that laboratories may differ in their assessment of a gemstone (including its origin and presence, type and extent of treatments) and their certificates or reports may contain different results.NOTWITHSTANDING THIS REPORT OR ANY DISCUSSIONS CONCERNING CONDITION OF A LOT, ALL LOTS ARE OFFERED AND SOLD "AS IS" IN ACCORDANCE WITH THE CONDITIONS OF SALE PRINTED IN THE CATALOGUE.

附美國GIA證書，編號2151043710，指出藍寶石產地為斯里蘭卡，未經加熱處理。
附美國AGL證書，編號CS 39918，指出藍寶石產地為斯里蘭卡，未經加熱處理。另附信函指出頂級斯里蘭卡藍寶石的罕有度。
附一張David Webb簽發之真品證明書，日期2015年12月30日。