Seiko Cal. 5681 - 190

The Seiko 5681-190 represents an important milestone in Seiko's 1989 lineup. Powered by the 5681 caliber with 18j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-1b17bb3036ab]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

37mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Burgundy

Jewels

18j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1989

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