Seiko Cal. 6663 - 367

Seiko 6663-367

This Quartz model from 1973 features a 35mm Titanium case. Powered by the 6663 caliber with 22j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-f8db18b19a52]

Also known as: Helmet, Crown

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
35mm
Case Thickness
14.1mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
Silver
Jewels
22j
Frequency
21,600 bph
Power Reserve
47 hours
Year
1973

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seikata-wm-f8db18b19a52