Seiko Cal. 5621 - 771

The Seiko 5621-771 represents an important milestone in Seiko's 1986 lineup. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-507fbfa1fe5c]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Champagne

Jewels

28j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1986

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