Seiko Cal. 5657 - 649

This Automatic model from 1997 features a 39mm Stainless Steel case. It features a Black dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-bcf9b684b2ef]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1997

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