Seiko Cal. 6657 - 135

This Spring Drive model from 1989 features a 39mm PVD Black case. It features a Burgundy dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-81487cc44e1e]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

Burgundy

Jewels

20j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1989

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