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    Sapphire, Diamond, Platinum Ring, Oscar Heyman Bros.
    The ring centers an oval-shaped sapphire measuring 13.87 x 10.59 x 5.88 mm and weighing 8.61 carats, enhanced by baguette-cut diamonds weighing a total of approximately 1.10 carat, set in platinum, maker's mark for Oscar Heyman Bros., 32496. An AGL report # 1104566, dated November 6, 2019, stating Natural Corundum, Origin Thailand, Heat Enhancement, accompanies the sapphire. Gross weight 10.10 grams.
    Size: 5 (sizeable)

    Collection of a California Lady

    *Please refer to for certificate information.

    Condition Report*: Diamonds:
    Avg Color: G-H-I
    Avg Clarity: VS
    Shape(s): Baguette
    Count: 1 - 25

    Colored Gems:

    Certified Gems:
    Gem: 1
    Lab: AGL
    Certification #: 1104566
    Carat: 8.61
    Shape: Oval
    Origin: Thailand
    Treatment: Heat
    Type: Natural Corundum


    Overall Condition: Good
    Condition Notes: The ring is marked IRID PLAT. 32496.
    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, 2019
    8th Sunday
    Bids + Registered Phone Bidders: 19
    Lot Tracking Activity: N/A
    Page Views: 1,273

    Buyer's Premium per Lot:
    25% on the first $300,000 (minimum $49), plus 20% of any amount between $300,000 and $3,000,000, plus 12.5% of any amount over $3,000,000 per lot.

    Sold on Dec 8, 2019 for: Sign-in or Join (free & quick)
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