Seiko Cal. 5610 - 231

The Seiko 5610-231 represents an important milestone in Seiko's 1967 lineup. With its 20mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-14319165796f]

Also known as: Rally, Crown

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

9.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

18j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1967

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