This is an oval-facet, bright purple/blue, high-quality natural Tanzanite gemstone. It weighs 0.50cts and measures 6x4mm.

Below is the technical information:

Comes complete with a full appraisal and retail valuation certificate (includes full colour image of the stone).

Appraisal Value = £200.00

Our appraisals are created using software from Gemworld International Inc, who are an independent, American Based company that do not buy or sell gemstones making their software the most unbiased in the industry.

  Size: 6x4 mm
  Shape: Oval-Facet
  Colour: Purple/Blue
  Clarity: Eye-Clean
  Lustre: Outstanding
  Origin: Tanzania, Africa
  Hardness: 6 - 7
  Specific Gravity: 3.2 - 3.4
  Refractive Index: 1.69 - 1.70
  Chemical Composition: Ca2Al3(SiO4)3(OH), Calcium Aluminum Silicate Hydroxide
  Crystal Structure: Orthorhombic

 

Combining Postage for Multiple Items
  • Amount of Items: There is no limit to the amount of items we will combine for one shipment.
  • Amount of Time: We will allow combining of items for up to 14 working days.
  • Extra Charges: There is no extra charge for combining items.
We will update ongoing invoices each evening (if there are new purchases to add).