Seiko Cal. 7139 - 574

The Seiko 7139-574 represents an important milestone in Seiko's 1997 lineup. Powered by the 7139 caliber with 33j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-f9a6d0eaa02e]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1997

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