1940s Vetta Val-22 "Ermetico" Water-resistant Chronograph Rare Black Multi-scaled Roulette Dial

1940s Manufactured Vetta "Hermetico" 38mm early waterproof chronograph with famous Val-22, rare black multiscale dial. It has an early waterproof case with snap back & big pusher specification, which is rare for Vetta, where clamshell cases are more common. The dial is a rare black gilt dial with minute track, multiscale with tachymeter and telemeter, and Arabic indexes in a roulette pattern, which is one of the most elaborate designs of the richly designed Vettas. This is a chronograph made by Vetta, a favorite of connoisseurs with its excellent design and quality, including the famous Valjoux Cal. 22, which was adopted by many brands such as Rolex in the same era.