JADEITE AND DIAMOND BROOCH, BOUCHERON |

Designed as a butterfly, the wings set with translucent carved jadeite of mottled bright green colour, accented with brilliant-cut diamonds, mounted in yellow gold, signed Boucheron Paris, French assay and marker's marks, wings detachable.

Accompanied by Hong Kong Jade and Stone Laboratory certificate no. KJ 99729, dated 15 February 2019, stating that the jadeite tested is natural, known in the trade as "A Jade"; also accompanied by a gemmological report no. 6194982630, dated 21 January 2019, stating that the jadeite tested is of natural colour, no indications of impregnation. For further details, please refer to the certificate and report. Both wings signed BOUCHERON PARIS, with French assay marks for yellow gold and French maker's marks. Wings are detachable. The carved jadeite is translucent and of mottled green colour, with clouds, under strong illumination, there are internal fissures with some surface reaching, a few scratches, and some abraded surface veins but mostly at the back of the wings. Diamonds estimated to weigh approximately 3.80 - 4.20 carats in total, are about G to H colour, mostly VS clarity, as graded and gauged in the mount. Signs of normal wear to the metal commensurate with age. 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.

Accompanied by Hong Kong Jade and Stone Laboratory certificate no. KJ 99729, dated 15 February 2019, stating that the jadeite tested is natural, known in the trade as "A Jade"; also accompanied by a gemmological report.