Seiko Cal. 4411 - 579

This Spring Drive model from 1968 features a 35mm Two-Tone case. It features a Black dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-b39cc6ed1824]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

11.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1968

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