Seiko Presage Automatic SRPB41

• Hand and automatic winding capabilities
• 21,600 vibrations per hour
• Power reserve: approximately 41 hours
• 24 jewels
• Box-shaped crystal
• Screwdown see-through caseback
• 40.5mm diameter
• Water-resistant to 5 bar, 50 meters (165 feet)
• Caliber 4R38