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All auctions / Jewellery & Gems / Extremely valuable ‘NO HEAT’ tanzanite weighing 13.69 ct, colour:


Ca. 19.55 x 12.46 x 7.95 mm, 13.69 ct, natural zoisite/tanzanite, greenish violet, pear cut; the stone comes with a current IGI certificate dated 2026. Unheated tanzanites of this size and quality are rarely available on the market and have high potential for appreciation in value.
Estimate:£8,179.8
To the auctionView all items fromCortrie Uhren- und SchmuckauktionorJewellery & Gems
Estimate:
£8,179.8

OCT 17 | 10:00 PM

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£204.53
Set of ring, pendant and pair of earrings with emeralds in silver
09/29/2026

£320.23
Est: £428.99