Seiko Cal. 6370 - 590

The Seiko 6370-590 represents an important milestone in Seiko's 1981 lineup. It features a Navy dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-7c3b19a3d618]

Also known as: Navigator

Specifications

Movement

Solar

Case Material

Titanium

Case Width

40mm

Case Thickness

14.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1981

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