Seiko Cal. 5256 - 981

The Seiko 5256-981 represents an important milestone in Seiko's 1968 lineup. With its 19mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-82cd37b7a61f]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

8.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

18j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1968

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