Rethinking gemstones Precious stones are valued for their beauty, which comes from the intricate patterns and translucency they possess. These gem-quality crystals require an almost infinite amount of time to develop. “Cartier, Crystallization of Time,” an exhibition at Dongdaemun Design Plaza in Seoul, is a search for the origin of such timeless beauty, visualized with jewel collections from the French jewelry house and private individuals. The roughly 300 pieces on view are themati