Seiko Cal. 6381 - 991

Seiko 6381-991

This Spring Drive model from 1970 features a 43mm Titanium case. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-34023ae934b1]

Also known as: World Timer

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
43mm
Case Thickness
8.2mm
Lug Width
18mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
80m
Dial Color
Champagne
Jewels
30j
Frequency
21,600 bph
Power Reserve
62 hours
Year
1970

Related Models

seikata-wm-34023ae934b1