Seiko Cal. 0734 - 721

The Seiko 0734-721 represents an important milestone in Seiko's 1991 lineup. Powered by the 0734 caliber with 34j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-961a6e40de2f]

Also known as: Sumo, Sea Horse

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

36mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

34j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1991

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