Seiko Cal. 6678 - 343

The Seiko 6678-343 represents an important milestone in Seiko's 1991 lineup. With its 21mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-fee47b9bd5b0]

Also known as: Emperor

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

36mm

Case Thickness

8.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Black

Jewels

31j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1991

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