Seiko Cal. 5621 - 791

This Solar model from 1975 features a 44mm Hardlex-Coated Steel case. With its 19mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-c41691e8a938]

Also known as: UFO, Navigator

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Burgundy

Jewels

31j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1975

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