Seiko Cal. 6678 - 309

The Seiko 6678-309 represents an important milestone in Seiko's 1982 lineup. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-c68c9c7f4c1d]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Cream

Jewels

32j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1982

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