Seiko Cal. 6387 - 430

The Seiko 6387-430 represents an important milestone in Seiko's 1979 lineup. It features a Navy dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-8c42c4fe4ea7]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Navy

Jewels

31j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1979

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