Seiko Cal. 6678 - 741

Released in 1982, the Cal. 6678 with design code 741 was part of Seiko's domestic market collection. With its 19mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-11bd7cb35661]

Also known as: Bellmatic, Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

White

Jewels

36j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1982

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