Seiko Cal. 6690 - 469

Seiko 6690-469

This Automatic model from 1983 features a 46mm Stainless Steel case. Powered by the 6690 caliber with 33j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-a1910c802e1a]

Also known as: Helmet, Bellmatic

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
46mm
Case Thickness
13.6mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
50m
Dial Color
Navy
Jewels
33j
Frequency
21,600 bph
Power Reserve
68 hours
Year
1983

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