Seiko Cal. 0764 - 515

The 0764-515 is a sought-after Quartz piece from Seiko's golden era. With its 22mm lug width and 9.9mm profile, it sits comfortably on most wrists. [seikata-wm-d8aa98ac09e5]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

9.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Green

Jewels

28j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1977

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