Seiko Cal. 6676 - 648

Released in 1973, the Cal. 6676 with design code 648 was part of Seiko's domestic market collection. With its 22mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-ff2fe89e12e6]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Black

Jewels

30j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1973

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