Your diamond jewelry and engagement ring jeweler in the Chicago suburbs. Our western suburban jewelry store is located in Oakbrook Center, Oak Brook, Illinois. Come view our unique selection of custom design fine jewelry featuring Cathy Wang. You will find our high quality fashionable designer jewlery categorized by diamond sapphire emerald ruby opal jade pearl topaz aquamarine tanzanite garnet amethyst citrine and more. We have rings earrings pendants bracelets in gold and platinum.