Seiko Cal. 5287 - 592

This Spring Drive model from 1976 features a 35mm PVD Black case. Powered by the 5287 caliber with 19j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-65f29620b3dd]

Also known as: Tuna, Bellmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

11.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Silver

Jewels

19j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1976

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