Seiko Cal. 4578 - 827

Seiko 4578-827

This Automatic model from 1976 features a 34mm Titanium case. Powered by the 4578 caliber with 31j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-ccb3c0b5e98d]

Also known as: Helmet, Crown

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
34mm
Case Thickness
8.0mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
130m
Dial Color
White
Jewels
31j
Frequency
21,600 bph
Power Reserve
55 hours
Year
1976

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