Seiko Cal. 5681 - 106

The Seiko 5681-106 represents an important milestone in Seiko's 1976 lineup. Powered by the 5681 caliber with 27j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-c45637b8062e]

Also known as: Samurai, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

70m

Dial Color

Black

Jewels

27j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1976

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