Seiko Cal. 5621 - 844

The 5621-844 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 5621 caliber with 19j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-eafa3ec220ca]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Green

Jewels

19j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1981

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