Seiko Cal. 7121 - 915

The Seiko 7121-915 represents an important milestone in Seiko's 1971 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-6323bc3cdfcf]

Also known as: Turtle, UFO

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

41mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

60m

Dial Color

White

Jewels

20j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1971

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