Seiko Cal. 6620 - 584

This Hand-Winding model from 1965 features a 35mm Hardlex-Coated Steel case. With its 22mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-8c473235d773]

Also known as: Helmet, Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Black

Jewels

17j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1965

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