Seiko Cal. 5277 - 822

This Hand-Winding model from 1973 features a 41mm Stainless Steel case. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-ac91e457eb57]

Also known as: Helmet, Navigator

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

150m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1973

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