Seiko Cal. 6313 - 630

This Spring Drive model from 1974 features a 43mm PVD Black case. With its 20mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-c99f0d1a0678]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

12.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

50m

Dial Color

Silver

Jewels

33j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1974

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