Seiko Prospex SPB507 Alpinist Mechanical Green Dial 3 Day Automatic Casio G-Shock G-Lide Collaboration ILLEST Limited Edition GLX5600FAT3-2 battery life is 3 years

battery life is 3 years on SR726W X 2

Battery life: 10 years

Metal band (titanium)

Steel case

Seiko Prospex SPB507 Alpinist Mechanical Green Dial 3 Day Automatic Casio G-Shock G-Lide Collaboration ILLEST Limited Edition GLX5600FAT3-2 battery life is 3 yearsMovement: Automatic Caliber: 6R55 Precision: +25 to 15 seconds per day Power Reserve: Approximately 72 hours (3 days) Jewels: 24 Case Material: Stainless steel (super hard coating) Case Thickness: 12. 7 mm Case Diameter: 39. 5 mm Case Length (Lug to Lug): 46. 4 mm Crystal: Sapphire crystal with magnifier Crystal Coating: Anti reflective coating on inner surface LumiBrite: On hands and indexes Band Material: Cow leather Clasp: Three fold clasp with