Seiko Cal. 5643 - 257

Released in 1993, the Cal. 5643 with design code 257 was part of Seiko's domestic market collection. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-539499ee7be6]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Burgundy

Jewels

33j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1993

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