Seiko Cal. 3889 - 743

Seiko 3889-743

This Solar model from 1970 features a 45mm Stainless Steel case. Powered by the 3889 caliber with 20j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-7a6ec8c507a4]

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
45mm
Case Thickness
12.1mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
120m
Dial Color
White
Jewels
20j
Frequency
28,800 bph
Power Reserve
64 hours
Year
1970

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seikata-wm-7a6ec8c507a4