Seiko Cal. 4598 - 587

This Spring Drive model from 1986 features a 38mm PVD Black case. Powered by the 4598 caliber with 27j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-eb0a69dc75c8]

Also known as: Tuna, Bullhead

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Black

Jewels

27j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1986

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