Seiko Cal. 6634 - 821

Seiko 6634-821

This Automatic model from 1983 features a 36mm PVD Black case. With its 18mm lug width and 9.0mm profile, it sits comfortably on most wrists. [seikata-wm-35f4df731587]

Also known as: Tuna, Golden Tuna

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
36mm
Case Thickness
9.0mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
40m
Dial Color
White
Jewels
28j
Frequency
28,800 bph
Power Reserve
42 hours
Year
1983

Related Models

seikata-wm-35f4df731587