Seiko Cal. 6620 - 860

This Solar model from 1978 features a 34mm Hardlex-Coated Steel case. With its 22mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-71559f8db6bc]

Also known as: Sumo, Navigator

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

32j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1978

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