Seiko Cal. 7181 - 680

The Seiko 7181-680 represents an important milestone in Seiko's 1981 lineup. Powered by the 7181 caliber with 32j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-7ece1901cb23]

Also known as: UFO, Golden Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

13.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1981

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