Seiko Cal. 6188 - 100

The Seiko 6188-100 represents an important milestone in Seiko's 1998 lineup. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-1c71f1660add]

Also known as: Sumo, Arnie

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

15.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1998

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