1964 SPIRIT VINTAGE BRONZE BLUE DIAL
Unidirectional 60 divisions rotating bezel.
Crown protection system with inverted screwed thread with dual sealing.
Case size 40.5mm nonmagnetic bronze and 316L stainless steel solid case back.
Automatic winding ETA 2824-2 or SELLITA SW200.
38 hours power reserve.
Sapphire 4 mm.
Natural blue calf tang buckle.