Seiko Cal. 6669 - 937

Seiko 6669-937

This Automatic model from 1974 features a 36mm Stainless Steel case. Powered by the 6669 caliber with 28j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-9d9d6b57cad9]

Also known as: Bullhead

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
12.2mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
50m
Dial Color
Cream
Jewels
28j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1974

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