Seiko Cal. 6121 - 152

The Seiko 6121-152 represents an important milestone in Seiko's 1972 lineup. With its 22mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-44bfceb6dfa2]

Also known as: Sumo, Rally

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

34mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

200m

Dial Color

Navy

Jewels

26j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1972

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