Seiko Cal. 4418 - 797

Seiko 4418-797

This Spring Drive model from 1983 features a 40mm Stainless Steel case. Powered by the 4418 caliber with 21j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-89f9a014bb3f]

Also known as: Monster, Silverwave

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
40mm
Case Thickness
10.0mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
80m
Dial Color
Navy
Jewels
21j
Frequency
21,600 bph
Power Reserve
48 hours
Year
1983

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