Seiko Cal. 6645 - 480

This Solar model from 1976 features a 41mm Stainless Steel case. With its 21mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-2ca51fe9e5e6]

Also known as: Sumo, Silverwave

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1976

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