Seiko Cal. 6651 - 449

This Spring Drive model from 1978 features a 42mm Stainless Steel case. With its 21mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-4d8ecbb39a71]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

150m

Dial Color

Green

Jewels

34j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1978

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