- 429
Platinum, Colored Stone, Diamond and Enamel Brooch-Watch, Ostertag, France, Circa 1925
Estimate
25,000 - 35,000 USD
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Description
- Ostertag
- platinum, diamond, sapphire, ruby, emerald, brooch, watch
The oval-shaped brooch designed as a jardinière, set with old European-cut, square-cut and single-cut diamonds weighing approximately 5.55 carats, the flowers composed of carved rubies, sapphires and emeralds, further set with cabochon and rectangular-shaped emeralds, and pear-shaped rubies, the reverse with an oval dial with Arabic numerals, manual movement, signed Ostertag, French assay mark, the central jardinière-form element hinged to reveal timepiece.
Condition
The colored stones are lively and bright, all are of medium tone, rubies are a pinkish-red. There are some abrasions to the emeralds and two are chipped. The diamonds are G-H color and predominantly VS-SI clarity. There are a few small chips to the enamel visible under magnification. One small single-cut diamond is missing near the base, not apparent when worn. Signature is worn but is legible and appears at the bottom of the reverse.
The movement is signed Agisiz W(atch) Co. Swiss, 18-Eighteen Jewels, adjusted to temperature and 2-two positions, serial number 300016, case stamped with swill platinum stamp. Oval movement, the smallest, size 7½ by 5L, high grade ultra thin. Not working, it needs overhaul and reparing. Please see the important notice regarding watches on page 264 of 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.
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.
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.