JCK.
Secaucus, NJ : Cahners Business Information,
©2001-
Title from cover.
Published: Highlands Ranch, CO, 
Some issues accompanied by promotional supplements.
Supplemented by: JCK jewelers' directory, 2001-2002; by: Jewelers' directory & guide, 2003-; by: JCKstyle, spring 2006- ; by: JCK's luxury international, ; and by: JCK luxury, 
Latest issue consulted: Vol. 172, no. 7 (July 2001).
Jewelry trade
Jewelry trade.