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    Art Deco Diamond, Ruby, Black Coral, Enamel, Platinum Brooch, Oscar Heyman Bros.
    The brooch features a carved ruby measuring 8.04 x 7.08 x 3.21 mm, enhanced by full and single-cut diamonds weighing a total of approximately 0.70 carat, accented by trapezoid and baguette-cut diamonds weighing a total of approximately 0.25 carat, complimented by black coral, set in platinum. Gross weight 6.60 grams.
    Dimensions: 1-1/4 inches x 7/16 inch

    Condition Report*: Designer: Oscar Heyman Bros.
    Diamond Average Color: G-H-I
    Diamond Average Clarity: VS
    Diamond Shapes: Full-cut, Single-cut, Trapezoid and Baguette-cut
    Diamond Count: 26 - 50
    Gem Type: Ruby, Black Coral
    Gem Shape: Carved and Cabochon
    Gem Count: 1 - 25
    Overall Condition: Good
    Notes: Piece was authenticated by Oscar Heyman Bros. and found in a design book from 1930 - 1931. The original drawing on velum was glued into the book backwards, causing the numbers to appear reversed. Brooch is marked: 98091. Brooch tests as platinum. Finished with a pinstem and catch on the reverse. The bird's eye is a ruby cabochon measuring 1.05 mm. Appears that beak and ear have been repaired with black enamel.
    Oscar Heyman Bros.: The Heyman family emigrated from Russia to New York in 1906 where they launched Oscar Heyman & Brothers in 1912. The brothers were master platinumsmiths who utilized only the finest diamonds and colored gems. The firm manufactured and supplied jewelry for the most prestigious American jewelry houses of the 1930s. Oscar Heyman & Brothers continues to be a self-contained, family owned and operated business where the old world techniques of tool making, fine platinum and gold metalsmithing in the production of each piece.

    *Heritage Auctions strongly encourages in-person inspection of items by the bidder. Statements by Heritage regarding the condition of objects are for guidance only and should not be relied upon as statements of fact, and do not constitute a representation, warranty, or assumption of liability by Heritage. All lots offered are sold "AS IS".

    Auction Info

    Auction Dates
    December, 2015
    7th Monday
    Bids + Registered Phone Bidders: 9
    Lot Tracking Activity: N/A
    Page Views: 1,698

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