Seiko Cal. 3820 - 918

This Quartz model from 1966 features a 42mm Stainless Steel case. Powered by the 3820 caliber with 30j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-b7d116e75247]

Also known as: Samurai, Bullhead

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Cream

Jewels

30j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1966

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