Seiko Cal. 4470 - 224

This Spring Drive model from 1975 features a 34mm Titanium case. Powered by the 4470 caliber with 20j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-33bb342c5f66]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

12.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

90m

Dial Color

Silver

Jewels

20j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1975

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