Seiko Cal. 7057 - 126

The Seiko 7057-126 represents an important milestone in Seiko's 1987 lineup. Powered by the 7057 caliber with 28j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-346d7ad8b5da]

Also known as: Sumo, Emperor

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

13.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Cream

Jewels

28j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1987

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