Seiko Cal. 6632 - 655

This Automatic model from 1966 features a 35mm PVD Black case. With its 21mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-aee93c8d9a80]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

35mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Navy

Jewels

19j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1966

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