Seiko Cal. 6121 - 120

The Seiko 6121-120 represents an important milestone in Seiko's 1979 lineup. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-d6ad2969b424]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

39mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Cream

Jewels

17j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1979

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