Seiko Cal. 0774 - 155

The Seiko 0774-155 represents an important milestone in Seiko's 1973 lineup. With its 19mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-44c29ed916c0]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Green

Jewels

20j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1973

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