Seiko Cal. 6313 - 531

The 6313-531 is a sought-after Spring Drive piece from Seiko's golden era. With its 19mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-32ed1cc75c32]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

13.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1971

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