Working 1970s Sheffield Ladies Dive Watch

Sheffield Swiss made wristwatch. Very Rare! manufactured from 1970-1979 water-resistant up to 100m (10 ATM) black band, stainless steel case material Swiss Made features. Bidirectional Rotating Bezel, Luminous Hands and Dial. Excellent working condition , bezel size measurement 33.9 mm band is 12mm and has the 1st hole right at the tip.