Seiko Cal. 6139 - 321

The Seiko 6139-321 represents an important milestone in Seiko's 1998 lineup. Powered by the 6139 caliber with 26j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-48ee46055e35]

Also known as: Crown

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

43mm

Case Thickness

13.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1998

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