Seiko Cal. 5657 - 537

The Seiko 5657-537 represents an important milestone in Seiko's 1982 lineup. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-ee385661ebea]

Also known as: Navigator, Arnie

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

45mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Burgundy

Jewels

35j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1982

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