Seiko Cal. 6318 - 649

This Spring Drive model from 1983 features a 40mm Two-Tone case. With its 22mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-65be36ae7e4b]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Green

Jewels

19j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1983

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