Seiko Cal. 6690 - 921

Seiko 6690-921

This Automatic model from 1977 features a 41mm Titanium case. With its 19mm lug width and 12.9mm profile, it sits comfortably on most wrists. [seikata-wm-83b32a040265]

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
41mm
Case Thickness
12.9mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
130m
Dial Color
Black
Jewels
19j
Frequency
28,800 bph
Power Reserve
65 hours
Year
1977

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seikata-wm-83b32a040265