Seiko Cal. 5681 - 965

The Seiko 5681-965 represents an important milestone in Seiko's 1974 lineup. Powered by the 5681 caliber with 17j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-6385f7740317]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

35mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Silver

Jewels

17j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1974

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