Seiko Cal. 4590 - 977

The Seiko 4590-977 represents an important milestone in Seiko's 1997 lineup. Powered by the 4590 caliber with 35j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-9fc2528ac156]

Also known as: Shogun, Bullhead

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

10.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Cream

Jewels

35j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1997

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