Seiko Cal. 4584 - 441

The Seiko 4584-441 represents an important milestone in Seiko's 1988 lineup. Powered by the 4584 caliber with 29j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-b9f07eecdb62]

Also known as: Bullhead, Navigator

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

12.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Burgundy

Jewels

29j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1988

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