0.74 ct Faceted Cushion Cut Purple Tanzanite

This lovely 0.74 carat natural Tanzanite is a beautiful rich purple.

Tanzanite is one of the December birthstones.

Weight: 0.74 carat
Cut: Faceted cushion
Colour: purple
Length: 5.10 mm
Width: 5.06 mm
Depth: 3.86 mm
Treatment: Heat
Certificate: No – Can be certified at an extra charge.

About Tanzanite:

Species: Zoisite
Origin: Tanzania
Known colours: Sapphire blue, amethyst purple, violet, green (rare), yellow (rare), peacock (rare), brown (rare)
Mohs Hardness: 6.5 – 7

Tanzanite is usually heat treated to improve the blue and/or purple tones. Green, brown, yellow and peacock Tanzanite usually do not respond well to the treatment and is very rare.

Tanzanite is not recommended in rings for everyday wear, but it is possible.