Oscar Heyman & Brothers | Black Opal, Diamond, Ruby and Sapphire Bracelet [黑色蛋白石配鑽石、紅寶石及藍寶石手鏈]
Captivated by Color: Important Jewels and Gemstones from an American Collector
Oscar Heyman & Brothers
Black Opal, Diamond, Ruby and Sapphire Bracelet
Composed of variously cut black opals, set with marquise-shaped rubies and sapphires, accented by round near-colorless diamonds and diamonds of yellow hue, length 7 inches, with maker's mark, numbered 804218.
Accompanied by a Certificate of Authenticity dated May 2011 from Oscar Heyman & Brothers.Please note that the diamonds of yellow hue have not been tested for natural origin of color.
In very good condition, with very minor wear to the metal work not visible when worn. Stamped 18K and Irid. Plat for 18 karat gold and platinum. The variously-shaped cabochon-cut black opals stated to weigh a total of approximately 80.50 carats with medium to dark body tone, quite uniformly strong and predominantly blue and green play-of-color, with scattered orange-red in variously-sized patterns. The 8 pear-shaped diamonds stated to weigh approximately 1.60 carats, of F-G color and VS clarity; the 7 round yellow diamonds stated to weigh approximately 0.75 carat, of strong saturation and VS clarity. The 7 pear-shaped rubies stated to weigh approximately 2.85 carats, strongly saturated red and high clarity. The 10 pear-shaped sapphires stated to weigh approximately 3.60 carats, moderately dark to dark tone, strongly saturated blue color and high clarity. Accompanied by a Certificate of Authenticity dated May 2011 from Oscar Heyman & Brothers. Please note that the diamonds of yellow hue have not been tested for natural origin of color.
Please note that the lot is not accompanied by a signed box, as stated in the printed 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.