Seiko Cal. 6689 - 436

Seiko 6689-436

This Automatic model from 1966 features a 37mm PVD Black case. With its 19mm lug width and 9.7mm profile, it sits comfortably on most wrists. [seikata-wm-0f0b3bbcc74f]

Also known as: Samurai, Golden Tuna

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
37mm
Case Thickness
9.7mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
200m
Dial Color
Champagne
Jewels
28j
Frequency
21,600 bph
Power Reserve
60 hours
Year
1966

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