Seiko Cal. 6683 - 406

The Seiko 6683-406 represents an important milestone in Seiko's 1971 lineup. With its 22mm lug width and 15.6mm profile, it sits comfortably on most wrists. [seikata-wm-c91361e2019b]

Also known as: Shogun

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Silver

Jewels

28j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1971

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