Seiko Cal. 5664 - 660

This Quartz model from 1992 features a 38mm PVD Black case. It features a Silver dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-89b0bec15607]

Also known as: Sumo, Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

38mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Silver

Jewels

28j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1992

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