Seiko Cal. 6647 - 731

Seiko 6647-731

This Automatic model from 1982 features a 36mm Stainless Steel case. With its 22mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-105f5fddabec]

Also known as: Goldfeather, Bellmatic

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
15.5mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
140m
Dial Color
Blue Sunburst
Jewels
35j
Frequency
21,600 bph
Power Reserve
63 hours
Year
1982

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seikata-wm-105f5fddabec