Seiko Cal. 5621 - 942

The 5621-942 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5621 caliber with 33j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-86a92b700ce8]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

15.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Green

Jewels

33j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1985

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