Seiko Cal. 3812 - 242

The Seiko 3812-242 represents an important milestone in Seiko's 1966 lineup. With its 21mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-77415c5e89a9]

Also known as: Bellmatic

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

10.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Navy

Jewels

35j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1966

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