Seiko Cal. 6113 - 577

This Spring Drive model from 1987 features a 40mm Titanium case. With its 19mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-228f0065df1f]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

8.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

130m

Dial Color

Black

Jewels

29j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1987

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