Seiko Cal. 6639 - 973

Seiko 6639-973

This Kinetic model from 1976 features a 45mm Titanium case. Powered by the 6639 caliber with 34j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-0a88aadc3321]

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
45mm
Case Thickness
9.6mm
Lug Width
21mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
190m
Dial Color
Champagne
Jewels
34j
Frequency
21,600 bph
Power Reserve
53 hours
Year
1976

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seikata-wm-0a88aadc3321