Seiko Cal. 4559 - 391

This Automatic model from 1985 features a 39mm Stainless Steel case. Powered by the 4559 caliber with 19j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-4cb5df996e78]

Also known as: Monster

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

90m

Dial Color

White

Jewels

19j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1985

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