Seiko Cal. 3842 - 634

The 3842-634 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 3842 caliber with 36j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-618fe5ed099c]

Also known as: Helmet, Sea Horse

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

43mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Burgundy

Jewels

36j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1978

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