Seiko Cal. 6139 - 740

This Automatic model from 1988 features a 37mm Two-Tone case. Powered by the 6139 caliber with 33j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-4a39395066d7]

Also known as: Crown, Arnie

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Black

Jewels

33j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1988

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