Seiko Cal. 6644 - 814

Seiko 6644-814

This Quartz model from 1970 features a 40mm Hardlex-Coated Steel case. Powered by the 6644 caliber with 25j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-270eb7c8e120]

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
9.0mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
190m
Dial Color
Green
Jewels
25j
Frequency
36,000 bph
Power Reserve
65 hours
Year
1970

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seikata-wm-270eb7c8e120