Seiko Presage SPB525 Classic Series Blue Textured Dial Automatic Luminox Navy Seal Colormark Chronograph A.3081.BO In addition to offering shock

In addition to offering shock resistance

Weight: 71 g

which is 40% lighter and 5 times harder than stainless steel

Hands: Thermally blued stainless steel hands also filled with Superluminova C3 luminous material

full-color Garmin Chroma Display features LED backlighting for great visibility in all lighting conditions

Seiko Presage SPB525 Classic Series Blue Textured Dial Automatic Luminox Navy Seal Colormark Chronograph A.3081.BO In addition to offering shockMovement: Automatic Caliber: 6R55 Precision: +25 to 15 seconds per day Power Reserve: Approx. 72 hours (3 days) Jewels: 24 Case Material: Stainless steel (super hard coating) Case Diameter: 40. 2mm Case Length (Lug to Lug): 46. 0mm Case Thickness: 13. 0mm Crystal: Dual curved sapphire crystal Crystal Coating: Anti reflective coating on inner surface Clasp: Deployment clasp with push button release Lug Width: 20mm Water Resistance: 10 bar Magnetic