Seiko Cal. 0751 - 448

This Spring Drive model from 1978 features a 40mm Two-Tone case. With its 19mm lug width and 13.4mm profile, it sits comfortably on most wrists. [seikata-wm-d30868ced0f6]

Also known as: Helmet, Flighty

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

13.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1978

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