Seiko Cal. 5257 - 980

The Seiko 5257-980 represents an important milestone in Seiko's 1995 lineup. Powered by the 5257 caliber with 21j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-08edbb0b6abc]

Also known as: Bullhead, Bellmatic

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

34mm

Case Thickness

8.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1995

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