Seiko Cal. 5644 - 241

The Seiko 5644-241 represents an important milestone in Seiko's 1972 lineup. Powered by the 5644 caliber with 25j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-be5871954b49]

Also known as: Samurai, Goldfeather

Specifications

Movement

Solar

Case Material

Titanium

Case Width

37mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

25j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1972

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