Seiko Cal. 4550 - 827

This Quartz model from 1973 features a 46mm Two-Tone case. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-83f6ad5689bd]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

46mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Champagne

Jewels

35j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1973

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