Seiko Prospex SPB157 Alpinist Blue Textured Dial Mondaine Frank Sinatra's signature and iconic

Frank Sinatra's signature and iconic Fedora Hat are displayed on the rich whiskey color sunray dial

LED light (super illuminator) with afterglow

Caliber Number: 4R34

Case size (L× W× H): 56

Sapphire crystal with anti-reflective coating

Seiko Prospex SPB157 Alpinist Blue Textured Dial Mondaine Frank Sinatra's signature and iconicFeatures: Hours, minutes & seconds Date window at 3 o'clock Screw down crown at 3 o'clock position LumiBrite coating on hands Specifications: Movement: Seiko Automatic Caliber 6R35 Function: Hours, minutes, seconds, date Power Reserve: 70 hours Frequency: 21,600 VpH Jewels: 24 jewels Water Resistance: 20 bar 200 meters 660 ft Case: Material: Stainless steel Diameter: 38 mm x 12. 9mm Crystal: Sapphire Crystal with anti reflective coating Caseback: Open