Seiko Cal. 6678 - 713

Released in 1976, the Cal. 6678 with design code 713 was part of Seiko's domestic market collection. With its 21mm lug width and 11.4mm profile, it sits comfortably on most wrists. [seikata-wm-07ecc53983cf]

Also known as: Samurai

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Burgundy

Jewels

27j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1976

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