Seiko Cal. 4521 - 624

This Spring Drive model from 1983 features a 40mm Gold-Plated case. Powered by the 4521 caliber with 22j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-b19bb52eb1b0]

Also known as: Samurai, Navigator

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Silver

Jewels

22j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1983

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