Nanosital Colour Change - Swiss Blue Medium & Tanzanite
Gem Variety: Nanosital
Colour: Colour changes from Tanzanite under daylight/yellow light to Swiss Blue Medium under fluorescent light.
Weight: Average 38ct
Average Size Range: Smallest: 12mm x 10mm x 10mm; Largest: 20mm x 15mm x 12mm
Finish: Blocked out
The stones in the picture are indicative only. Your purchase will be a single piece randomly selected from a parcel of blocked out rough that are all of a similar size. Colours are suggestive since colours vary from computer to computer; also different facet cuts will produce varying results.
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