Difor Swiss Dive Watch Works very well and has been serviced. I do not have the large tools to open it, and the gasket has also been changed. Diameter without crown 46.8 mm Condition: Used - Very good condition: This item has been lightly used, but its condition is correct. It may show some signs of wear, such as light scratches or tarnishing. All imperfections must be shown and described in the seller's listing. Brand: Difor Type: Wristwatch Dial Style: Stick Index Country of Manufacture: Switzerland Year of Manufacture: 1960-1969 Watch Shape: Round Style: Dress Movement: Mechanical (Manual) Department: Men's