天然「哥倫比亞」祖母綠配鑽石戒指

• 天然祖母綠重6.25卡拉
• 配鑽共重約1.45卡拉
• 鉑金鑲嵌
• 指環尺寸：4½

Accompanied by AGL, Gübelin and SSEF reports, numbered CS 54857, 13075225 and 89862, dated 22 May 2013, 24 July 2013 and 23 January 2017 respectively, stating that the 6.25 carat emerald is natural, of Colombian origin, with no indications of clarity enhancement. For further details, please refer to the reports.Stamped PLAT for platinum. The emerald is bright, medium green colour with strong saturation, and appears clean to the naked eye. Under 10X loupe inspection, there are typical inclusions with very slight surface abrasions. Diamonds are estimated to weigh approximately 1.45 carats in total, on average E to F colour and VVS to VS clarity, as gauged and graded in the mounting. Signs of normal wear to the metal. Overall in excellent 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.

附美國AGL，Gübelin及SSEF 證書（編號CS 54857，13075225 及 89862，日期2013年5月22日，2013年7月24日及2017年1月23日）指天然祖母綠產地為哥倫比亞，未經淨度處理。另附Gübelin及SSEF信件。

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雍華之綠

祖母綠晶亮碧翠，天然色彩濃豔無比，自古以來，不論好動探險家，或是沉思默想者，紛紛為之著迷。祖母綠被譽為帝王之石，莫臥兒帝國君王更讚美其為天堂之色，至純至美，猶如神靈化身。眾多祖母綠之中，以哥倫比亞出品最為精良。

哥倫比亞祖母綠富含鉻元素，令其色澤飽滿濃郁，份外獨特。然而，鉻元素亦會使寶石形成結晶裂紋，影響淨度。若要尋找明淨無瑕的天然哥倫比亞祖母綠，實是千載難逢。如此罕見珍寶，必定吸引收藏家的目光。拍品1774糅合非凡淨度及鮮豔色澤，彰顯大自然賜予的珍稀瑰寶。