Seiko Cal. 5681 - 641

The Seiko 5681-641 represents an important milestone in Seiko's 1991 lineup. Powered by the 5681 caliber with 29j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-18287809baf3]

Also known as: Emperor, Flighty

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

29j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1991

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