Appraised and Certified 17.79 Ct. Set of 2 AAAA Tanzanite 15 x 11.5 MM

£12,999.99
Or 6 interest-free payments of £2,166.66 with BudgetPay Interest-Free Payments
PREORDER: Dispatching on 25th Dec 2025
Size: 15 x 11.5 MM
Size Guide
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Product Highlights

This certified pair of 17.79ct Tanzanites is a collector’s dream, offering size, brilliance, and unmistakable colour. Measuring 15 x 11.5mm each, both stones display a vivid violet-blue hue and are expertly cut in a fancy faceted shape for exceptional sparkle and symmetry. Tanzanite, a December birthstone, is prized for its rarity, being found only in one region of the world. These robust gems are scratch-resistant and ideal for bespoke fine jewellery. With eye-clean clarity and excellent cut grade, they offer beauty that holds up to daily wear or special occasions, all while retaining strong resale and heirloom potential.

  • Certified rare 17.79 Ct. set of tanzanite gems
  • Vivid colour with excellent light performance
  • Fancy faceting adds elegance and brilliance
  • Ideal for high-end custom jewellery projects
Product Details
  • Size
    15 x 11.5 MM
  • Product Code
    7861938
  • Number of Gemstones
    1
  • Total Gem Weight
    17.790ct.
  • Type
    gemstone
  • Packing
    Boxed
  • No Of Pieces
    2
  • Main Stone Name 
    tanzanite