The GUILD routine test report includes independent labels of origin, business name, etc., and additional pages are added to explain in detail the commercial terms such as Wharton Green, Pigeon Blood Red, Jedi Knight, etc; Oil drop effect, starlight effect and other special effects; Special services such as small producing areas will increase the Vibrant Brilliance rating to show the uniqueness of gemstones from multiple perspectives.



Issuing duration: 3-5 working days

Applicable gemstones: all varieties of colored gemstones