Seiko Cal. 0729 - 140

The Seiko 0729-140 represents an important milestone in Seiko's 1975 lineup. Powered by the 0729 caliber with 34j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-750fa3dc0d62]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1975

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