Seiko Cal. 0744 - 289

This Spring Drive model from 1981 features a 40mm PVD Black case. With its 18mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-92546cf05e1c]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1981

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