Seiko Cal. 5657 - 406

The Seiko 5657-406 represents an important milestone in Seiko's 1992 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-e37b6d3fd513]

Also known as: Helmet, Silverwave

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

14.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Champagne

Jewels

21j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1992

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