De Seiko SPB301J1 Prospex Sea heeft een gangreserve van 70 uur, gebogen saffierglas met antireflectiecoating aan de binnenkant en SPECIAL EDITION op de achterkant van de kast.

Specifications

Movement

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 second hand function
• Date display

Case/Band

Case Material
Stainless steel

Case Size

• Thickness: 13.2mm
• Diameter: 42.7mm
• Lug-to-lug: 46.4mm

Crystal
Curved sapphire crystal

Crystal Coating
Anti-reflective coating on inner surface

LumiBrite
LumiBrite on hands, index(es) and bezel

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

Distance between lugs
20mm

Other Details

Water Resistance
200m / 660ft diver's

Weight
180.0g

Features

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