Seiko Cal. 6661 - 442

Seiko 6661-442

This Kinetic model from 1975 features a 37mm Gold-Plated case. Powered by the 6661 caliber with 26j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-7c4b646f5f12]

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
12.8mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
60m
Dial Color
Green
Jewels
26j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1975

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