Seiko Cal. 6187 - 859

The Seiko 6187-859 represents an important milestone in Seiko's 1987 lineup. With its 19mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-14cd9641849e]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Navy

Jewels

21j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1987

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