Seiko Cal. 6621 - 218

This Spring Drive model from 1972 features a 34mm PVD Black case. With its 22mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-2a3f611daaae]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

White

Jewels

35j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1972

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