NOV 7 | 5:00 PM
All auctions / Jewelry & Gems / Valuable untreated zoisite-tanzanite weighing 16.96 ct, including IGI report
13d 20hDE
Valuable untreated zoisite-tanzanite weighing 16.96 ct, including IGI report
Ca. 15.80 x 12.13 x 9.25 mm, octaconal step cut, natural zoisite, a very valuable variety of tanzanite, colour: violetish blue, transparent, including GSI report dated 2026.
Estimate:-
To the auctionView all items fromCortrie Uhren- und SchmuckauktionorJewelry & Gems
Estimate:
-
Similar items
Auction results for similar items
Sold
Catuvellauni, Addedomaros (45-25 BC), AV Stater, 'Spiral' Type, six-armed
10/30/2026
Spink Auctions
GB
$803.82
Est: $530.81
Sold
Regni, AV Quarter-Stater, 'Willett's Nipple' Type, single boss, or
10/30/2026
Spink Auctions
GB
$214.35
Est: $199.05
Sold
Cantiaci, AV Quarter-Stater, 'Tree-like Trophy' Type
10/30/2026
Spink Auctions
GB
$1,138.74
Est: $321.67
Sold
Trinovantes, AV Quarter-Stater, 'Maldon Wheel' Type, wreath, crescents
10/30/2026
Spink Auctions
GB
$1,473.67
Est: $796.22
Upcoming auctions
NOV 12 | 10:00 AM
20th Century Rare Ceramics, Collectables, Jewellery & Furniture: November 2026
NOV 8 | 1:00 PM
Masterpieces of Modern Art: Constructivism & Suprematism
Bring your auction to collectors worldwide!
Get listed now