Seiko Cal. 0711 - 390

This Hand-Winding model from 1972 features a 40mm Hardlex-Coated Steel case. It features a Navy dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-835a3ead864c]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1972

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