| Career Gemmologist Diploma | Coloured Gemstone Professional Diploma | Diamond Professional Diploma | ||
|---|---|---|---|---|
| Online Theory | Basic Gemmology Course | 🔵 | 🔵 | - |
| Advanced Gemmology Course | 🔵 | 🔵 | - | |
| Gem Identification Course | 🔵 | 🔵 | - | |
| Coloured Gemstones Course | 🔵 | 🔵 | - | |
| Diamonds Course | 🔵 | - | 🔵 | |
| Practical | Gem Identification #1 | 🔵 | 🔵 | - |
| Gem Identification #2 | 🔵 | 🔵 | - | |
| Lab-Created and Treated Gems | 🔵 | 🔵 | - | |
| Coloured Gemstone Grading #1 | 🔵 | 🔵 | - | |
| Coloured Gemstone Grading #2 | 🔵 | 🔵 | - | |
| Diamond Grading & Lab-Created Diamonds | 🔵 | - | 🔵 |
- +44 (0)207 491 4777
- contact@gcslab.co.uk
- 30 New Bond Street, London W1S 2RN
GCS - Gemmological Certification Services