Seiko Cal. 3842 - 230

This Quartz model from 1968 features a 35mm Stainless Steel case. Powered by the 3842 caliber with 20j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-23e42b937fb9]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

12.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Burgundy

Jewels

20j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1968

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