Seiko Cal. 4415 - 331

Seiko 4415-331

This Kinetic model from 1972 features a 40mm Two-Tone case. Powered by the 4415 caliber with 30j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-d9894706b61c]

Specifications

Movement
Kinetic
Case Material
Two-Tone
Case Width
40mm
Case Thickness
11.4mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
200m
Dial Color
Navy
Jewels
30j
Frequency
21,600 bph
Power Reserve
65 hours
Year
1972

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