Seiko Cal. 6678 - 423

The 6678-423 is a sought-after Quartz piece from Seiko's golden era. The Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-8daee763623a]

Also known as: Sumo, Emperor

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

White

Jewels

17j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1985

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