Seiko Cal. 7139 - 747

The Seiko 7139-747 represents an important milestone in Seiko's 1992 lineup. Powered by the 7139 caliber with 29j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-1fe9d279077f]

Also known as: Arnie

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

29j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1992

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