Seiko Cal. 6678 - 732

Released in 1974, the Cal. 6678 with design code 732 was part of Seiko's domestic market collection. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-5e64ceb692fd]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Champagne

Jewels

33j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1974

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