Seiko Cal. 6621 - 627

This Hand-Winding model from 1966 features a 42mm Two-Tone case. With its 21mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-b83588c46e5b]

Also known as: Monster, Shogun

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Green

Jewels

23j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1966

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