Greece

Open School of Gemology
Free and Open Diamond gemology courses - articles, tutorials, illustrations and images for learning diamond gemology.
http://www.a1-diamond.com
(Clicks: 22; Listing added: Nov 9, 2010) Listing Details Report Broken Listing
Sort listings by: Alphabetic Date Clicks Rank    ascending | descending
Add your listing for free!
Google Map
Accounts area
Username:
Password:
Forgot password? Register
Statistics
Number of listings: 1
Number of categories: 0
WARNING: Unknown: open(C:\Windows\temp\sess_r4f3p71ub2b50m9si40903tqd0, O_RDWR) failed: Invalid argument (22) [ 06 Dec 2025 17:19:09 ] in Unknown:0

WARNING: Unknown: Failed to write session data (files). Please verify that the current setting of session.save_path is correct (C:\Windows\temp) [ 06 Dec 2025 17:19:09 ] in Unknown:0