Seiko Cal. 5641 - 606

The Seiko 5641-606 represents an important milestone in Seiko's 1985 lineup. It features a Black dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-44179a4f67a4]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Black

Jewels

34j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1985

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