Seiko Cal. 5621 - 331

The Seiko 5621-331 represents an important milestone in Seiko's 1969 lineup. Powered by the 5621 caliber with 23j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-cd9c63e05694]

Also known as: Shogun, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Silver

Jewels

23j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1969

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