Seiko Cal. 3864 - 763

This Quartz model from 1966 features a 43mm Stainless Steel case. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-ca61c07b69d5]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

13.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1966

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