Seiko Cal. 4421 - 235

Seiko 4421-235

This Kinetic model from 1968 features a 35mm Gold-Plated case. Powered by the 4421 caliber with 31j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-a23534fc78f9]

Also known as: Baby Tuna

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
35mm
Case Thickness
9.0mm
Lug Width
20mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
Silver
Jewels
31j
Frequency
21,600 bph
Power Reserve
48 hours
Year
1968

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