View full screen - View 1 of Lot 1852. An Extremely Rare and Important Sapphire and Diamond Ring, with Mount by Harry Winston | 極其珍罕重要 28.37 克拉 天然 「喀什米爾」未經加熱藍寶石 配 鑽石戒指,海瑞溫斯頓 戒托.
1852

An Extremely Rare and Important Sapphire and Diamond Ring, with Mount by Harry Winston | 極其珍罕重要 28.37 克拉 天然 「喀什米爾」未經加熱藍寶石 配 鑽石戒指,海瑞溫斯頓 戒托

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An Extremely Rare and Important Sapphire and Diamond Ring, with Mount by Harry Winston | 極其珍罕重要 28.37 克拉 天然 「喀什米爾」未經加熱藍寶石 配 鑽石戒指,海瑞溫斯頓 戒托

An Extremely Rare and Important Sapphire and Diamond Ring, with Mount by Harry Winston | 極其珍罕重要 28.37 克拉 天然 「喀什米爾」未經加熱藍寶石 配 鑽石戒指,海瑞溫斯頓 戒托

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Lot sold:

20,745,000

HKD

An Extremely Rare and Important Sapphire and Diamond Ring, with Mount by Harry Winston

極其珍罕重要 28.37 克拉 天然 「喀什米爾」未經加熱藍寶石 配 鑽石戒指,海瑞溫斯頓 戒托


Set with a cushion-shaped sapphire weighing 28.37 carats, flanked on each side by a half-moon-shaped diamond, mounted in platinum, mount with maker's mark for Harry Winston, size 6¼.


Accompanied by Gübelin report no. 18120150, dated 8 January 2019, stating that the sapphire is of Kashmir origin, with no indications of heating. Also accompanied by an appendix stating that the 28.37 carat sapphire "... possesses a richly saturated and homogeneous colour, combined with a high degree of transparency, and a finely proportioned cut, … has been spared thermal treatment. Such a combination of characteristics is rare in natural Kashmir sapphires of this size"

Also accompanied by a SSEF report no. 104556, dated 21 January 2019, stating that the sapphire is of Kashmir origin, with no indications of heating; further accompanied by a SSEF appendix stating that " The described sapphire exhibits an impressive size and weight of 28.375 ct, combined with an attractive blue colour and a fine purity ... can be considered very rare and exceptional".

Also accompanied by AGL report no. 1097796, dated 17 December 2018, stating that the sapphire is of Kashmir origin, with no heat and clarity enhancement.

Accompanied by Gübelin report no. 18120150, dated 8 January 2019, stating that the sapphire is of Kashmir origin, with no indications of heating. Also accompanied by an appendix. Also accompanied by a SSEF report no. 104556, dated 21 January 2019, stating that the sapphire is of Kashmir origin, with no indications of heating; further accompanied by a SSEF appendix. Also accompanied by AGL report no. 1097796, dated 17 December 2018, stating that the sapphire is of Kashmir origin, with no heat and clarity enhancement. Please refer to the reports and appendices for further details. Mount with maker's mark for Harry Winston. Stamped Pt950 for platinum. Sapphires is of medium deep blue colour and medium-strong saturation, almost eye-clean, with minor colour banding, a few very minor hairline scratches but not visible to the unaided eye. Diamonds estimated to weigh approximately 1.00 carat in total, are about G-H colour, VS clarity, as gauged and graded in the mounting. Signs of minor wear to the metal, with some shallow dents. Overall in very good condition.


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.

Please note that lot 1852 is also accompanied by AGL report and SSEF report and appendix.