Seiko Cal. 5264 - 631

Released in 1966, the Cal. 5264 with design code 631 was part of Seiko's domestic market collection. With its 20mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-56f1782ea9cb]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1966

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