Seiko Alpinist Prospex - Pre Order

Movement

Automatic winding (with manual winding function)

Material

Case: Stainless Steel

Belt: Leather (Calf) Windshield

Dial Glass: Sapphire with Lens

Color

Dial: Dark Green

Belt: Brown

Size 

Dial Size: (approx.) H 46.4×W 39.5×D 13.2mm

Weight: (approx.) 87g

Arm Circumference

Wrist Size Maximum: (approx.) 18.5cm

Wrist Size Minimum: (approx.) 14cm

Function

• Second hand stop function
  
• Calendar (date) function 
• See-through back
• Screw back
• Adduction ring with simple compass,
• Screw lock type crown
• Lumibrite (needle / index)

Accuracy

Daily difference +25 seconds ~ -15 seconds
Drive period Lasts about 70 hours at
maximum hoisting
Waterproof performance
Reinforced waterproof for daily life (20 ATM)

Accesory

Box, instruction manual (Japanese copy), warranty card