Seiko Cal. 5231 - 441

Seiko 5231-441

This Solar model from 1966 features a 35mm Titanium case. The Bidirectional bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-592081c0393e]

Specifications

Movement
Solar
Case Material
Titanium
Case Width
35mm
Case Thickness
15.4mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
170m
Dial Color
Navy
Jewels
18j
Frequency
28,800 bph
Power Reserve
40 hours
Year
1966

Related Models

seikata-wm-592081c0393e