Seiko Cal. 6375 - 659

This Quartz model from 1969 features a 45mm Stainless Steel case. With its 21mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-098964c03f91]

Also known as: Sumo, Tuna

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

White

Jewels

34j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1969

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