Seiko Cal. 7140 - 290

The Seiko 7140-290 represents an important milestone in Seiko's 1988 lineup. Powered by the 7140 caliber with 32j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-b68e7014d02d]

Also known as: UFO, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

11.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

32j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1988

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