V Rare Baume & Mercier Tronosonic Tuning Fork c1974 Steel Watch
V Rare Baume & Mercier Tronosonic Tuning Fork c1974 Steel Black Dial Watch The timepiece has been recently serviced and is in excellent working order. Despite dating back from 1974, it’s in beautiful vintage condition. -Features- -35mm Case, performed in Stainless Steel with eye-catching fluted bezel -Case back numbered 423814, 5100 -12 jewel ESA cal. 9162/BM19162 quartz movement, that is powered electronically (battery sends electricity to the quartz crystal through an electronic circuit)