Large 100% natural bi-color Tanzanite. Cabochon- 4.17 g
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Current bid
€ 35
Reserve price not met
Expert
Selected by Francesco Moser
Over 20 years collecting meteorites; former museum curator and experienced restorer.
Estimate € 210 - € 240
 | €35 | |
|---|---|---|
 | €30 | |
| €25 | |
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Natural 4.17 g (20.89 ct) Tanzanite cabochon, blue to blue‑violet to green, originating from Tanzania.
AI-assisted summary
Description from the seller
Large Bi-Color Tanzanite
The tanzanite is guaranteed to be of natural origin by a certified gemologist.
Beware of sizable lots of several hundred carats of “Tanzanite” offered at low prices or without reserve; more often this is low-value quartz dyed blue (or beryl/quartz dyed green for Emerald, same for Ruby).
Variety : Tanzanite
Number : 1 large piece
Weight : 20.89 carats, i.e. 4.17 grams
Cut : cabochon
Dimensions : 20.5 x 14.5 mm
Color : blue to blue-violet to green
Clarity : translucent, visible inclusions
• Worldwide shipping within 3 days by postal service.
• Possibility to group orders to reduce shipping costs.
• A gemmological guarantee is included with each order.
• I am a graduate gemologist from GEM-A in London.
• Each gemstone or lot of gemstones is clearly identified before sale.
• I respond to any questions within 24 hours.
Large Bi-Color Tanzanite
The tanzanite is guaranteed to be of natural origin by a certified gemologist.
Beware of sizable lots of several hundred carats of “Tanzanite” offered at low prices or without reserve; more often this is low-value quartz dyed blue (or beryl/quartz dyed green for Emerald, same for Ruby).
Variety : Tanzanite
Number : 1 large piece
Weight : 20.89 carats, i.e. 4.17 grams
Cut : cabochon
Dimensions : 20.5 x 14.5 mm
Color : blue to blue-violet to green
Clarity : translucent, visible inclusions
• Worldwide shipping within 3 days by postal service.
• Possibility to group orders to reduce shipping costs.
• A gemmological guarantee is included with each order.
• I am a graduate gemologist from GEM-A in London.
• Each gemstone or lot of gemstones is clearly identified before sale.
• I respond to any questions within 24 hours.
Details
Main mineral
Large 100% natural bi-color Tanzanite.
Mineral form
Cabochon
Weight
4.17 g
Country of origin
Tanzanite
Disclaimer
It is believed that certain gemstones and minerals have beneficial health and spiritual properties. However, using or wearing gemstones or minerals does not mean that you can treat, cure or prevent any disease. Please consult your health care professional for information on health care issues and do not stop any medications or courses of treatment, without first consulting your health care professional. The use of gemstones or minerals as a wellness therapy is one of personal choice. While stones or crystals have been used historically to relieve or prevent symptoms, the objects sold on our website offer no guarantee of results. Therefore, Catawiki cannot guarantee or be held liable for the effectiveness of these objects sold herein.
It is believed that certain gemstones and minerals have beneficial health and spiritual properties. However, using or wearing gemstones or minerals does not mean that you can treat, cure or prevent any disease. Please consult your health care professional for information on health care issues and do not stop any medications or courses of treatment, without first consulting your health care professional. The use of gemstones or minerals as a wellness therapy is one of personal choice. While stones or crystals have been used historically to relieve or prevent symptoms, the objects sold on our website offer no guarantee of results. Therefore, Catawiki cannot guarantee or be held liable for the effectiveness of these objects sold herein.
