Seiko Prospex – 110th Anniversary Save the Ocean GMT Limited Edition of 4,000 Automatic 42mm SPB385

Description

Movement

Caliber Number: 6R54

Movement Type: Automatic with manual winding

Precision: +25 to -15 seconds per day

Power Reserve: Approx. 72 hours (3 days)

Jewels: 24

Functions: 

• • 24-hour hand (dual time display function)
  • Stop second hand function

Case/Band

Case Material: Stainless steel

Bezel: Stainless steel with ceramic display

Case Size:

• • Thickness: 12.9 mm
  • Diameter: 42.0 mm
  • Lug-to-lug: 48.6 mm

Crystal: 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: 20

Other Details

Water Resistance: 200 meters/660 feet diver’s

Magnetic Resistance: 4,800 A/m

Weight: 176.0 g

Features:

• • LIMITED EDITION on the case back
  • Serial number engraved on the case back
  • Unidirectional rotating bezel
  • Screw-down crown
  • Three-fold clasp with secure lock
  • Screw case back