Seiko Cal. 6637 - 647

Seiko 6637-647

This Automatic model from 1990 features a 36mm Stainless Steel case. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-1e2281053620]

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
8.4mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
110m
Dial Color
Silver
Jewels
20j
Frequency
28,800 bph
Power Reserve
46 hours
Year
1990

Related Models

seikata-wm-1e2281053620