Seiko Cal. 6321 - 773

This Hand-Winding model from 1972 features a 45mm Hardlex-Coated Steel case. With its 20mm lug width and 8.0mm profile, it sits comfortably on most wrists. [seikata-wm-77bd68e71a48]

Also known as: UFO, Navigator

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

8.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Champagne

Jewels

19j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1972

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