Seiko Cal. 3889 - 740

The Seiko 3889-740 represents an important milestone in Seiko's 1980 lineup. With its 18mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-24fd21d53a7a]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Navy

Jewels

23j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1980

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