Seiko Cal. 6159 - 591

The Seiko 6159-591 represents an important milestone in Seiko's 1999 lineup. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-e4a281ab3ff2]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

15.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Burgundy

Jewels

22j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1999

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