Seiko Cal. 6188 - 643

Released in 1992, the Cal. 6188 with design code 643 was part of Seiko's domestic market collection. With its 21mm lug width and 14.0mm profile, it sits comfortably on most wrists. [seikata-wm-38ed0af2c44b]

Also known as: Sumo, Arnie

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

14.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Green

Jewels

34j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1992

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