Seiko Cal. 4575 - 904

Seiko 4575-904

This Spring Drive model from 1977 features a 38mm Stainless Steel case. Powered by the 4575 caliber with 28j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-6b9f01395f67]

Also known as: Flighty

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
38mm
Case Thickness
8.8mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
110m
Dial Color
White
Jewels
28j
Frequency
21,600 bph
Power Reserve
36 hours
Year
1977

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