Seiko Cal. 4421 - 513

Seiko 4421-513

This Kinetic model from 1989 features a 36mm Stainless Steel case. Powered by the 4421 caliber with 21j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-f94293b54cfd]

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
10.3mm
Lug Width
21mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
50m
Dial Color
Silver
Jewels
21j
Frequency
21,600 bph
Power Reserve
36 hours
Year
1989

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