Limited print-run - Sold Out!

The first edition limited print run of 1000 copies of Gem Testing Techniques was officially released for online sales in the United Kingdom in June 2015 with further mail order destinations added in July.


Gem Testing Techniques (GTT) varies in price depending on the delivery destination. There are four delivery zones to choose from:

  • EUROPE (£165)
  • CANADA (£210)
  • REST OF WORLD (£185)

Select the correct delivery zone from the dropdown menu before clicking ‘BUY NOW’. We can only sell to those Worldwide areas covered by PayPal. The cost varies depending on related delivery charges for the 2.3kg book. All prices stated include packaging and delivery within the selected zone.

Despatch / Delivery

We post books on a monthly basis and we ask for your patience in processing your order. Where possible the book will be tracked or signed for (this will vary for different destinations). Should your book arrive damaged you must notify us by email within three days of receipt of the book with details and images of the damage. Notification email: gemtestingtechniques@gmail.com

Pay by Credit Card

We use PayPal to handle our credit card sales. You DO NOT need to have or sign up for PayPal account. Just select the ′Pay with credit or debit card′ option after clicking the Buy-Now button. Your card payment will be processed in the normal way.
Alternatively, you may of course pay using your PayPal account if you have one.



image of gem testing techniques
The gemmological world's most eagerly anticipated book.
image of gem book
552 pages of practical and innovative tests for identifying gemstones and gem treatments.

Copyright Alan Hodgkinson 2015