Seiko Cal. 5278 - 737

This Hand-Winding model from 1971 features a 42mm Stainless Steel case. It features a White dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-532f3dd86141]

Also known as: Navigator, Emperor

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

15.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

White

Jewels

27j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1971

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