Seiko Cal. 5657 - 893

The Seiko 5657-893 represents an important milestone in Seiko's 1998 lineup. Powered by the 5657 caliber with 34j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-7042a32018dd]

Also known as: Bullhead, UFO

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

34j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1998

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