Seiko Proskex Solar Commando Arnie Hybrid Divers 40th Anniversary Limited Edition Snj037P1 bases its action on the Japanese solar mechanism Seiko H855. A stainless steel envelope has a shield with a Lumibrite coating and a daily time. It was secured with a hardened mineral slide. The model has a swivel bezel, a crazy lace and a crazy lid, and water resistance in class 20 ATM allows you to dive without aqualung. This unique watch was created as a celebration of the 40th anniversary of the world’s first hybrid watch for divers.