Original Teppaz sapphire type MT30

ORIGINAL SAPPHIRE WITH THE INSCRIPTION "MC" ON THE CALIPER PROVING THAT IT IS THE ORIGINAL MODEL. IT MOUNTS ON ALL MT30 MONO OR STEREO CELLS ON DEVICES RELEASED IN THE 70S SUCH AS FOR EXAMPLE; DOMINO, BALAD MT30, TEPPY, TC MATIC 200, ST73, ST116, ST117, RIO, BALI, GALA, T44, T55, STC100