Seiko Cal. 0734 - 421

The Seiko 0734-421 represents an important milestone in Seiko's 1984 lineup. Powered by the 0734 caliber with 34j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-2298e3fb8b72]

Also known as: Sumo, Helmet

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

12.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

Cream

Jewels

34j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1984

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