Seiko Cal. 6143 - 637

The Seiko 6143-637 represents an important milestone in Seiko's 1997 lineup. It features a Navy dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-4890a34a6635]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

36mm

Case Thickness

10.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Navy

Jewels

17j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1997

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