Καποιος το σκεφτηκε ετσι:
Must be water-resistant to a min. of 200m
Must have a totally waterproof band (preferably SS, nylon or rubber, with an extension)
Must have a high contrasting, none cluttered dial
Must have sufficient luminescent coating (it must be legible at all times)
Must have a mat finish (polished surfaces may glint and attract aggressive fish)
Must have a large, easily identifiable minute hand (most important for diving)
Must have a screw-down or lockable crown