Seiko Cal. 7057 - 331

The Seiko 7057-331 represents an important milestone in Seiko's 1998 lineup. Powered by the 7057 caliber with 26j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-3092a7435b23]

Also known as: Turtle, Crown

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

35mm

Case Thickness

9.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Green

Jewels

26j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1998

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