Gem Identification & Grading for Hobbyists

P.J.Joseph, DgemG (Germany), an internationally well-known gem expert and writer, with over 25 years of professional experience will be conducting the classes in Kottayam or Changanacherry.

1. Gem Identification: 20 days or 10 days, with complete set of gem testing instruments and practice stones. Minimum: 8-10 students.

2. Navaratna and Common Imitations: 3 days (6 hours) or 5 days (3 hours) per day. Minimum: 8-10 students.

Blog: http://studiopjj.blogspot.com
Website: www.gemidentificationandgradingworkshop.in
Email: [email protected] I [email protected]
Mobile: 08086129343, 09849938837