Seiko Cal. 5642 - 259

The Seiko 5642-259 represents an important milestone in Seiko's 1968 lineup. It features a White dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-d6c5cd3423c7]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

170m

Dial Color

White

Jewels

17j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1968

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