Seiko Cal. 5256 - 643

Seiko 5256-643

This Automatic model from 1971 features a 41mm Titanium case. With its 19mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-abaf3a8b0ea3]

Also known as: Helmet, Flighty

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
41mm
Case Thickness
10.3mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
80m
Dial Color
Silver
Jewels
36j
Frequency
28,800 bph
Power Reserve
69 hours
Year
1971

Related Models

seikata-wm-abaf3a8b0ea3