Seiko Cal. 0731 - 649

Released in 1976, the Cal. 0731 with design code 649 was part of Seiko's domestic market collection. With its 18mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-45ac9ea0fc8b]

Also known as: Samurai, Pogue

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

11.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

33j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1976

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