Seiko Cal. 5642 - 774

The Seiko 5642-774 represents an important milestone in Seiko's 1969 lineup. It features a Black dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-e456b589eea0]

Also known as: Navigator, Crown

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Black

Jewels

18j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1969

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