Seiko Cal. 7128 - 369

The Seiko 7128-369 represents an important milestone in Seiko's 1972 lineup. With its 21mm lug width and 9.5mm profile, it sits comfortably on most wrists. [seikata-wm-0c4cd17c5581]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Silver

Jewels

34j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1972

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