Seiko Cal. 5637 - 715

Seiko 5637-715

This Quartz model from 1975 features a 46mm Hardlex-Coated Steel case. The Fixed bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-347592e497b0]

Also known as: Tuna

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
13.8mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
200m
Dial Color
White
Jewels
33j
Frequency
21,600 bph
Power Reserve
41 hours
Year
1975

Related Models

seikata-wm-347592e497b0