Seiko Cal. 6131 - 917

Released in 1993, the Cal. 6131 with design code 917 was part of Seiko's domestic market collection. With its 20mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-2df809dbedb5]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1993

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