Seiko Cal. 7139 - 189

The Seiko 7139-189 represents an important milestone in Seiko's 1989 lineup. Powered by the 7139 caliber with 20j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-134eb2a502a0]

Also known as: Samurai, Crown

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Navy

Jewels

20j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1989

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