Seiko Cal. 5621 - 620

This Quartz model from 1988 features a 45mm PVD Black case. Powered by the 5621 caliber with 31j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-734b6c0e9e95]

Also known as: Crown

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1988

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