Seiko Cal. 6657 - 829

This Quartz model from 1987 features a 40mm PVD Black case. Powered by the 6657 caliber with 22j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-58e044b68785]

Also known as: Silverwave

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

12.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

White

Jewels

22j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1987

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