Seiko Cal. 3831 - 531

Seiko 3831-531

This Automatic model from 1968 features a 43mm Hardlex-Coated Steel case. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-b160a496f805]

Also known as: Turtle

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
15.1mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
130m
Dial Color
Burgundy
Jewels
30j
Frequency
28,800 bph
Power Reserve
41 hours
Year
1968

Related Models

seikata-wm-b160a496f805