Seiko Cal. 6615 - 121

The Seiko 6615-121 represents an important milestone in Seiko's 1973 lineup. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-cae7a15aa005]

Also known as: Emperor, Flighty

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1973

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