Seiko Cal. 5621 - 723

This Spring Drive model from 1985 features a 38mm Hardlex-Coated Steel case. Powered by the 5621 caliber with 17j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-071ada8d041c]

Also known as: Pogue, Silverwave

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Green

Jewels

17j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1985

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