Seiko Cal. 5638 - 523

Seiko 5638-523

This Solar model from 1968 features a 45mm Two-Tone case. With its 20mm lug width and 10.8mm profile, it sits comfortably on most wrists. [seikata-wm-2d580fca3478]

Also known as: Monster

Specifications

Movement
Solar
Case Material
Two-Tone
Case Width
45mm
Case Thickness
10.8mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
130m
Dial Color
Silver
Jewels
26j
Frequency
36,000 bph
Power Reserve
70 hours
Year
1968

Related Models

seikata-wm-2d580fca3478