Seiko Cal. 5646 - 804

The Seiko 5646-804 represents an important milestone in Seiko's 1970 lineup. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-7f9be9ef5548]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Green

Jewels

24j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1970

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