Antique Tibetan Thogchag Zodiac / 8 Treasures Amulet
Measures  3.5" across at widest, and is 4 3/4" in length
Weight:  47 grams --  1 3/4 oz
Front is brass, and back is copper---
This was purchased by my mother during the time one of the times we lived in Nepal in the 60's and early 70's  She had a very dear Tibetan friend who sold her many treasures.  This is one of them.
These Thogchags are prized by Tibetans, traditionally worn for good luck and protection.
12 Zodiac, 8 Treasures, to ward off evil spirits.
I am not sure of the age of this one.