Seiko Cal. 6139 - 140

Released in 1994, the Cal. 6139 with design code 140 was part of Seiko's domestic market collection. The Bidirectional bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-c45acb4abc8a]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

35mm

Case Thickness

12.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1994

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