鉑金鑲藍寶石配鑽石戒指

· 鑲一顆古墊形藍寶石，重7.68卡拉
· 兩邊鑲長形鑽石，共重約.30卡拉
· 指環尺寸5
· 有內環
· 約1930年
*拍品資料以英文為主，中文翻譯僅供參考

In good condition. The sapphire is a richly saturated medium-deep very slightly violetish blue, lightly included with some significant abrading to the facet junctions, as well as two facets on the pavilion. Could benefit from a polish. Some very minor color zoning visible near the girdle under magnification. The diamonds are approximately G-I color, VS-SI clarity. Fitted with an expandable shank. Accompanied by AGL report no. CS 57985 stating that the sapphire is not of a determinable origin, with no indications of heating. Accompanied by Gübelin report no. 14020015 stating that the sapphire is of Ceylon origin, with no indications of heating. This report also states that "This colour variety of sapphire may also be called 'royal blue' in the trade."
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.
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AGL證書，編號CS 57985，指出藍寶石產地不明，未經加熱處理。

附瑞士Gübelin證書，編號14020015，指出藍寶石產地為斯里蘭卡，未經加熱處理。證書進一步指出，藍寶石呈「皇室藍」色。