Seiko Cal. 5644 - 241

Released in 1988, the Cal. 5644 with design code 241 was part of Seiko's domestic market collection. Powered by the 5644 caliber with 34j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-37e19c7cf0c1]

Also known as: Golden Tuna, Emperor

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

13.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Green

Jewels

34j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1988

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