Seiko Cal. 4412 - 824

The Seiko 4412-824 represents an important milestone in Seiko's 1974 lineup. Powered by the 4412 caliber with 25j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-f788ea3c8494]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

25j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1974

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