Seiko Cal. 5621 - 840

This Hand-Winding model from 1991 features a 43mm Stainless Steel case. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-20d2c1fe6703]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

14.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1991

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