Seiko Cal. 6648 - 993

This Spring Drive model from 1971 features a 41mm PVD Black case. With its 22mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-cd4c833e7547]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

White

Jewels

23j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1971

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