Seiko Cal. 6121 - 840

The Seiko 6121-840 represents an important milestone in Seiko's 1972 lineup. With its 20mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-bed74e8b0ced]

Also known as: Arnie

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

34mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Green

Jewels

20j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1972

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