Seiko Cal. 7121 - 339

The Seiko 7121-339 represents an important milestone in Seiko's 1982 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-4fb04e31ea3a]

Also known as: UFO, World Timer

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Champagne

Jewels

24j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1982

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