Seiko Cal. 6654 - 531

This Quartz model from 1969 features a 39mm PVD Black case. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-d50f42d81ebf]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Burgundy

Jewels

20j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1969

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