Seiko Cal. 0731 - 693

Seiko 0731-693

This Spring Drive model from 1997 features a 36mm Hardlex-Coated Steel case. With its 18mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-de02a41ad7a7]

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
13.1mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
190m
Dial Color
Black
Jewels
20j
Frequency
28,800 bph
Power Reserve
62 hours
Year
1997

Related Models

seikata-wm-de02a41ad7a7