Seiko Cal. 6343 - 657

The Seiko 6343-657 represents an important milestone in Seiko's 1980 lineup. With its 18mm lug width and 9.7mm profile, it sits comfortably on most wrists. [seikata-wm-a9ce6674a9ac]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1980

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