- 1739
Jadeite, Onyx and Diamond Brooch
Estimate
220,000 - 280,000 HKD
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Description
- jadeite, onyx, diamond, coloured diamond, white gold, yellow gold, blackened gold
- Jadeite cabochons approximately 25.71 x 8.82 x 4.50mm and 6.50 x 6.35 x 2.36mm.
Designed as a circular-cut black diamond and diamond toco toucan with onyx wing, the eye and beak set with highly translucent jadeite cabochons of brilliant green colour, highlighted by diamonds of yellow tint, perched on a branch set with diamond briolettes, circular-cut and marquise-shaped diamonds, the diamonds weighing approximately 5.00 carats in total, mounted in 18 karat white, yellow and blackened gold.
Condition
Accompanied by Hong Kong Jade and Stone Laboratory numbered EXSJ 6652 dated 25 June 2017, stating that the paisley-shaped curved plaque tested is natural Type A jadeite. For further detail, refer to report.
Stamped 750 for 18 karat white, yellow and blackened gold mounting. Jadeite cabochon and plaque both have very good translucency with even brilliant green colour. Upon strong illumination, there are small clouds, spots on the plaque and minor surface reaching fissures on cabochon, commonly found in natural jadeite and not generally noticeable under normal lighting. Onyx is in very good condition. Diamonds altogether estimated to weigh approximately 6.80cts range from black, light to strong yellow and colourless on average F to G colour, mostly VS to SI clarity, as gauged and graded in the mounting. 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.
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.
Catalogue Note
Accompanied by Hong Kong Jade & Stone Laboratory certificate numbered EXSJ 6652, dated 25 June 2017, stating that the jadeite tested is natural, known in the trade as "A Jade".