Seiko Cal. 6661 - 864

Seiko 6661-864

This Solar model from 1976 features a 44mm Hardlex-Coated Steel case. Powered by the 6661 caliber with 29j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-629d1beae76f]

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
14.4mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
110m
Dial Color
Cream
Jewels
29j
Frequency
21,600 bph
Power Reserve
36 hours
Year
1976

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