Seiko Cal. 6678 - 841

The Seiko 6678-841 represents an important milestone in Seiko's 1980 lineup. Powered by the 6678 caliber with 28j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-a31f7bb8acdd]

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

46mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Champagne

Jewels

28j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1980

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