Seiko Cal. 3842 - 939

The Seiko 3842-939 represents an important milestone in Seiko's 1985 lineup. Powered by the 3842 caliber with 33j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-bc4e4319cb17]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Cream

Jewels

33j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1985

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