Seiko Cal. 6684 - 623

This Spring Drive model from 1997 features a 41mm Hardlex-Coated Steel case. With its 21mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-aad1212ca9ba]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Burgundy

Jewels

28j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1997

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