Seiko Cal. 5637 - 525

Seiko 5637-525

This Automatic model from 1989 features a 37mm Gold-Plated case. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-3b203363d269]

Also known as: Bullhead, Navigator

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
11.2mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
90m
Dial Color
Champagne
Jewels
36j
Frequency
28,800 bph
Power Reserve
39 hours
Year
1989

Related Models

seikata-wm-3b203363d269