Seiko Cal. 3842 - 427

This Hand-Winding model from 1975 features a 39mm Two-Tone case. Powered by the 3842 caliber with 34j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-d4a4d9bc9cb7]

Also known as: Rally

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Burgundy

Jewels

34j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1975

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