Advanced Coloured Gemstones
$200
The Advanced Coloured Gemstone Course by RGS is an intensive gemmological programme that provides comprehensive practical training focused on the identification of treatment and origin of ruby, sapphire, and emerald.
Duration: 5 days ( 1 week)
Location: Dubai
Language: English
Group size: 9 students maximum
Level: Advanced
Upcoming courses:
23 – 27 March
2026 29 June – 3 July
2026 23 – 27 November 2026
