Seiko Cal. 4555 - 717

Seiko 4555-717

This Spring Drive model from 1989 features a 38mm Stainless Steel case. Powered by the 4555 caliber with 20j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-a4159a50c854]

Also known as: Monster, Helmet

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
38mm
Case Thickness
12.9mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
60m
Dial Color
Blue Sunburst
Jewels
20j
Frequency
28,800 bph
Power Reserve
45 hours
Year
1989

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seikata-wm-a4159a50c854