Seiko Cal. 4539 - 714

This Spring Drive model from 1971 features a 37mm Gold-Plated case. Powered by the 4539 caliber with 20j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-69b54c005493]

Also known as: Samurai, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Cream

Jewels

20j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1971

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