Seiko Cal. 5681 - 353

The Seiko 5681-353 represents an important milestone in Seiko's 1998 lineup. Powered by the 5681 caliber with 27j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-3c83416d7a4a]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

12.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Cream

Jewels

27j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1998

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