Seiko Cal. 6648 - 591

This Quartz model from 1977 features a 36mm Titanium case. With its 20mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-b4e2acec7f77]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

36mm

Case Thickness

8.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

Navy

Jewels

24j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1977

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