Seiko Cal. 5624 - 921

The Seiko 5624-921 represents an important milestone in Seiko's 1969 lineup. Powered by the 5624 caliber with 21j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-e2424e91da2a]

Also known as: UFO, Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

200m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1969

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