Seiko SPB143J1 PROSPEX

This Seiko 6R35 Caliber watch is an automatic movement type with manual winding capacity and a three-fold clasp with secure lock.

Movement

Caliber Number
6R35

Movement Type
Automatic with manual winding capacity

Accuracy
+25 to -15 seconds per day

Exterior

Case Material
Stainless steel (super hard coating)

Crystal
Curved sapphire crystal

Crystal Coating
Anti-reflective coating on inner surface

LumiBrite
Lumibrite on hands, indexs and bezel

Clasp
Three-fold clasp with secure lock, push button release with extender

Other Details

Water Resistance
200m / 660ft diver's

Case Size

• Thickness: 13.2 mm
• Diameter: 40.5 mm
• Length: 47.6 mm

Other Specifications

• Screw case back
• Screw-down crown
• Three-fold clasp with secure lock
• Unidirectional rotating bezel

Other Features

• 24 jewels
• Date display
• Stop second hand function