细节
AN UNMOUNTED OVAL-CUT RUBY
Weighing 7.50 carats
With certificate 36815 dated 15/2/01 from the SSEF Swiss Gemmological Institute stating that the ruby is of Burmese origin with indications of thermal enhancement and artificial glassy residues in fissures; extent of enhancement: minor. Due to its exceptional transition colour, this ruby may also be called pink sapphire.