Seiko SPB121J1 Prospex Alpinist Compass Green Dial Men’s Watch

Key Features:

• Rotating compass inner ring
• Screw-down crown
• See-through & Screw case back

Specifications:

• Caliber Number: 6R35
• Movement Type: Automatic with manual winding
• Precision: +25 to -15 seconds per day
• Power reserve: Approx. 70 hours
• Jewels: 24
• Functions: Stop seconds hand function | Date display
• Case Material: Stainless steel
• Crystal: Sapphire crystal with magnifier
• Crystal Coating: Anti-reflective coating on the inner surface
• LumiBrite: LumiBrite on hands and index(es)
• Band Material: Calfskin
• Clasp: Three-fold clasp with push button release
• Water Resistance: 20 bars
• Distance between lugs: 20mm
• Thickness: 13.2mm
• Diameter: 39.5mm
• Lug-to-lug: 46.4mm
• Weight: 87.0g

Watch Size Chart