Seiko Cal. 6621 - 270

The Seiko 6621-270 represents an important milestone in Seiko's 1969 lineup. With its 19mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-5910ce5538fa]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

9.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1969

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