Seiko Cal. 5631 - 775

Seiko 5631-775

This Solar model from 1992 features a 43mm Two-Tone case. With its 20mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-1993e4ec5151]

Also known as: Turtle, Helmet

Specifications

Movement
Solar
Case Material
Two-Tone
Case Width
43mm
Case Thickness
10.2mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
120m
Dial Color
Green
Jewels
19j
Frequency
28,800 bph
Power Reserve
60 hours
Year
1992

Related Models

seikata-wm-1993e4ec5151