Seiko Cal. 7128 - 971

The Seiko 7128-971 represents an important milestone in Seiko's 1966 lineup. The Inner Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-50909a71f3d7]

Also known as: Sea Horse, Emperor

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

46mm

Case Thickness

13.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

31j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1966

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