天然「緬甸」紅寶石配鑽石戒指

• 橢圓形紅寶石重5.02卡拉
• 兩顆心形紅寶石重2.12及1.89卡拉
• 白金及黃金鑲嵌
• 指環尺寸：6

Accompanied by Gübelin and SSEF reports numbered 15116186 / 1 to 3 and 85054 respectively, stating that the three rubies are natural, of Burmese origin, with no indications of heating; Gübelin further states that rubies weighing 2.12 and 1.89 carats may also be called "pigeon blood red" in the trade. Accompanied by two GRS reports numbered GRS2008-071335 and GRS2015-071152 respectively, stating that the rubies are natural, of Burmese origin, with no indications of heat treatment. GRS further stated that the colour of the rubies are vivid red (GRS type "pigeon's blood"). For further details, please refer to report. Mounted in white and yellow gold. The rubies, of medium dark red to purplish red colour and strong saturation are generally eye clean with minor typically inclusions, minor surface reaching and small chips under 10X magnification. Diamonds estimated to weigh approximately 0.60 carat in total, are on average G to H colour and VS to SI clarity, as gauged and graded in the mount. Signs of minor wear to 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.

附瑞士Gübelin證書（編號15116186 / 1 to 3，日期2015年12月1日）及瑞士SSEF證書﹙編號85054，日期2016年3月18日﹚指紅寶石產地為緬甸, 未經加熱處理。另附Gübelin及SSEF附錄。

另附Gübelin證書（編號13036128，日期2013年3月28日）及瑞士GRS證書﹙編號GRS2013-035165，日期2013年4月1日﹚指5.02卡拉紅寶石產地為緬甸, 未經加熱處理。GRS指紅寶石呈「鴿血紅色」。

附兩張Gübelin證書（編號15097178及12066025）及兩張瑞士GRS證書﹙編號GRS2008-071335及 GRS2015-071152﹚指2.12 及1.89卡拉紅寶石產地為緬甸,呈「鴿血紅色」, 未經加熱處理。