Seiko Cal. 6634 - 550

This Quartz model from 1972 features a 40mm Titanium case. It features a Burgundy dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-da4afc235f5a]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

40mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

90m

Dial Color

Burgundy

Jewels

33j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1972

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