Seiko Cal. 7128 - 333

This Spring Drive model from 1966 features a 45mm PVD Black case. With its 22mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-84ad01ea7e44]

Also known as: Sumo, Silverwave

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

11.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

27j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1966

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