Seiko Cal. 0774 - 654

The Seiko 0774-654 represents an important milestone in Seiko's 1971 lineup. With its 20mm lug width and 8.0mm profile, it sits comfortably on most wrists. [seikata-wm-81cd3271d370]

Also known as: Helmet, UFO

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

46mm

Case Thickness

8.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1971

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