Seiko Cal. 6178 - 135

The Seiko 6178-135 represents an important milestone in Seiko's 1991 lineup. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-ecf6d6388835]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

12.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Silver

Jewels

27j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1991

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