Seiko Prospex SJE117 1965 Heritage Marinemaster Blue Grey Dial Automatic MR-G The dial's colour expresses the

The dial's colour expresses the way the sky gradually shifts to dark blue as the climber ascends step by step

Automatic caliber BALL RR1103-C

Barometric Pressure Measurement:

Changeover between hPa and inHg

and second hands

Seiko Prospex SJE117 1965 Heritage Marinemaster Blue Grey Dial Automatic MR-G The dial's colour expresses theCaliber Number: 6L37 Movement Type: Automatic with manual winding Precision: +15 to 10 seconds per day Power Reserve: Approx. 45 hours Jewels: 26 Case Material: Stainless Steel Case Thickness: 12. 3mm Case Diameter: 39. 5mm Lug to Lug: 47. 2mm Crystal: Box shaped 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