2ct Green Color Change Sapphire, TZ

2.02ct Lake Green to Rosy Tan Unheated Sapphire from the Umba River Valley in Tanzania

Precision Cut in Vermont by Scott Maier @travelersgems

7.5 x 6.0 x 5.6mm

Yellowish Green to Straw to Silvery Blue to Pewter to Rosy Tan Color Changing Umba Sapphire.  Very Small inclusions not visible without magnification.

 

Click on link for video

Umba Sapphire Color Change