Seiko Cal. 5621 - 872

The Seiko 5621-872 represents an important milestone in Seiko's 1976 lineup. Powered by the 5621 caliber with 21j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-dd3020bfc673]

Also known as: Goldfeather, Navigator

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

8.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1976

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