Seiko Cal. 5641 - 432

The Seiko 5641-432 represents an important milestone in Seiko's 1965 lineup. It features a Green dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-a1f7def7c64b]

Also known as: Navigator

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

45mm

Case Thickness

15.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Green

Jewels

27j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1965

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