Skip to main content
Go to accessibility notice


    Unmounted Tanzanite
    The triangular modified brilliant-cut tanzanite measures 16.85 x 16.88 x 10.83 mm and weighs 21.76 carats. A GIA Laboratory report # 6107530438, dated January 27, 2009, stating Species: Zoisite, Variety: Tanzanite, accompanies the gemstone.

    Condition Report*: Gem Type: Tanzanite
    Gem Certification No: 6107530438
    Gem Lab: GIA
    Gem Average Clarity: Fine
    Gem Shape: Triangular
    Gem Count: 1 - 25
    Overall Condition: Excellent
    *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, 2010
    13th-14th Monday-Tuesday
    Bids + Registered Phone Bidders: 8
    Lot Tracking Activity: N/A
    Page Views: 1,640

    Buyer's Premium per Lot:
    19.5% of the successful bid (minimum $14) per lot.

    Sold on Dec 13, 2010 for: Sign-in or Join (free & quick)
    Track Item

    Heritage membership

    Join Now - It's Free

    1. Past Auction Values (prices, photos, full descriptions, etc.)
    2. Bid online
    3. Free Collector newsletter
    4. Want List with instant e-mail notifications
    5. Reduced auction commissions when you resell your
    Consign now
    • Cash Advances
    • More Bidders
    • Trusted Experts
    • Over 200,000 Satisfied Consignors Since 1976 receives more traffic than any other auction house website. (Source:

    Video tutorial

    Getting the most out of search