Seiko Cal. 5646 - 224

The Seiko 5646-224 represents an important milestone in Seiko's 1979 lineup. It features a Cream dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-7bccfa862281]

Also known as: Sumo, Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Cream

Jewels

28j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1979

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