Seiko Cal. 4591 - 675

The Seiko 4591-675 represents an important milestone in Seiko's 1986 lineup. The Bidirectional bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-746cf1ae0289]

Also known as: Bullhead, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1986

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