Seiko Cal. 6151 - 685

This Quartz model from 1975 features a 44mm PVD Black case. With its 21mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-e9f8270adf19]

Also known as: Sumo, Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

44mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Navy

Jewels

22j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1975

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