Seiko Cal. 4590 - 837

This Automatic model from 1976 features a 46mm Stainless Steel case. Powered by the 4590 caliber with 21j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-50e7102fc2b1]

Also known as: Pogue, UFO

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

13.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Black

Jewels

21j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1976

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