Burmese jadeite "Bi", treasured in China because it is the "symbol of Heaven". This Bi pendant is approximately 28mm across, 5.5mm thick. You can keep it on the key chain / ring with the 8mm bead, or remove it and wear it with a "Dragon Whiskers" adjustable silk cord. (View here) Both sides are very high polished, excellent quality. Jadeite Bi pendants price usually is $88.
Each is slightly different
Tested by gemology refraction, genuine and natural Burmese jadeite.