AN IMPORTANT EMERALD AND DIAMOND RING, MOUNT BY HARRY WINSTON 16.04卡拉 天然 「哥倫比亞」祖母綠 配 鑽石 戒指, 海瑞溫斯頓鑲嵌 ( Monture Harry Winston )
AN IMPORTANT EMERALD AND DIAMOND RING, MOUNT BY HARRY WINSTON
16.04卡拉 天然 「哥倫比亞」祖母綠 配 鑽石 戒指, 海瑞溫斯頓鑲嵌 ( Monture Harry Winston )
Set with a step-cut emerald weighing 16.04 carats, within a surround of brilliant-cut diamonds, mounted in platinum, size 6, mount signed WINSTON, maker's mark for Jacques Timey.
Accompanied by SSEF report no. 102464, dated 20 September 2018, and Gübelin report no. 20021053, dated 27 February 2020, both stating that the emerald is of Colombian origin, with no indications of clarity enhancement. Also accompanied by a gemmological report.
Accompanied by SSEF report no. 102464, dated 20 September 2018, and Gübelin report no. 20021053, dated 27 February 2020, both stating that the emerald is of Colombian origin, with no indications of clarity modification. Also accompanied by GRS report no. GRS2018-096728, dated 27 September 2018, stating that the emerald is of Colombian origin, with no indication of clarity enhancement; further accompanied by an GRS appendix stating that the colour is reminiscent in hue of "Muzo Green" and the emerald is given the designation GRS-type "Mariposa". Please refer to the reports and appendix for further details.
Mount signed WINSTON, with maker's mark for Jacques Timey. Stamped PT950 for platinum and 16.04 referring to the weight of the emerald. Emerald is of medium deep green colour and strong saturation, under 10x magnification, there are typical inclusions with a few to the surface, very minor abrasions and a few pits but all not visible to the unaided eye. Diamonds estimated to weigh approximately 5.50-6.00 carats in total, mainly about G-H colour and VS-SI clarity, as gauged and graded in the mount.
Signs of minor wear to the metal. 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.