Seiko Cal. 3890 - 685

The Seiko 3890-685 represents an important milestone in Seiko's 1997 lineup. With its 18mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-9f4626757ce2]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

12.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1997

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