Seiko Cal. 5257 - 777

Seiko 5257-777

This Solar model from 1981 features a 36mm PVD Black case. Powered by the 5257 caliber with 33j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-ee06938b0266]

Also known as: Monster, Sea Horse

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
36mm
Case Thickness
13.3mm
Lug Width
19mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
50m
Dial Color
Cream
Jewels
33j
Frequency
21,600 bph
Power Reserve
68 hours
Year
1981

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seikata-wm-ee06938b0266