Seiko Cal. 4569 - 913

This Spring Drive model from 1975 features a 39mm Hardlex-Coated Steel case. Powered by the 4569 caliber with 32j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-b8042eff34dc]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

Burgundy

Jewels

32j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1975

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