Sources and gem varieties where the term Classic™ was applied prior to November 28 2016.  As of this date, any source may receive a Classic™ designation IF the appropriate conditions are met.

 

Alexandrite:

Classic™ Russia

Classic™ Brazil

Classic™ Ceylon (Sri Lanka)

 

Paraiba Tourmaline:

Classic™ Brazil

 

Demantoid Garnet:

Classic™ Russia

Ruby:

Classic™ Burma (Myanmar)

Classic™ Thailand

 

Sapphire (all colors):

Classic™ Kashmir

Classic™ Burma (Myanmar)

Classi™ Ceylon (Sri Lanka)

 

Emerald:

Classic™ Colombia