Seiko Cal. 6181 - 310

The Seiko 6181-310 represents an important milestone in Seiko's 1991 lineup. With its 21mm lug width and 9.9mm profile, it sits comfortably on most wrists. [seikata-wm-f5f1606a6a90]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

46mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1991

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