Seiko Cal. 6121 - 966

The Seiko 6121-966 represents an important milestone in Seiko's 1969 lineup. The Inner Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-0f0e2be9fdc2]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

10.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1969

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