Seiko Cal. 5231 - 361

Seiko 5231-361

This Automatic model from 1968 features a 40mm Titanium case. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-b246d2ec4b80]

Also known as: Arnie

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
40mm
Case Thickness
11.4mm
Lug Width
22mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
40m
Dial Color
Burgundy
Jewels
25j
Frequency
36,000 bph
Power Reserve
47 hours
Year
1968

Related Models

seikata-wm-b246d2ec4b80