SQUALE 600 DIVER vintage swiss automatic watch Cal. Felsa 4007 1920 FEET. LARGE DIAMETER: 43 mm without crown and 46 mm with crown. Threaded crown. Excellent condition although with natural wear and tear over time and use. Slight scratches (almost imperceptible) on the dial that goes from 7 to 9 o'clock (Look carefully at the seventh photograph) *** 60 ATMOS ***