Seiko Prospex - Automatic Tuna - Blue

Movement

Caliber Number:4R36

Movement Type:Automatic with manual winding capacity

Duration:Approx. 41 hours

Exterior

Case Material:Stainless steel (hard coating)

Crystal:Hardlex

LumiBrite:Lumibrite on hands, indexs and bezel

Band Material:Silicone

Other Details

Water Resistance:200m / 660ft diver's

Case Size

Thickness: 12.7mm
Diameter: 43.2mm
Length: 44mm
Strap Size: 20mm

Other Specifications

• Screw case back
• Screw-down crown
• Unidirectional rotating bezel

Other Features

• 24 jewels
• Day/Date display
• Stop second hand function