Seiko Cal. 3891 - 456

This Hand-Winding model from 1968 features a 36mm Hardlex-Coated Steel case. It features a Champagne dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-6336ca9543db]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Champagne

Jewels

22j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1968

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