Seiko Cal. 6334 - 438

The Seiko 6334-438 represents an important milestone in Seiko's 1972 lineup. Powered by the 6334 caliber with 29j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-af40564f37eb]

Also known as: Monster, Baby Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

37mm

Case Thickness

14.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Green

Jewels

29j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1972

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