Seiko Cal. 6651 - 478

This Spring Drive model from 1970 features a 39mm Stainless Steel case. With its 21mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-7f27779191ea]

Also known as: Monster, Pogue

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

18j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1970

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