Chic And Elegant-Blancpain Jour Nuit Diamond Watch Blancpain Luxury Watches Swiss watches by wholesalewatches - February 19, 20160 Blancpain presented many outstanding diamonds watch but in my eye this watch is one of the most stunning dress watches for ladies. The Blancpain Jour Nuit features a multi-layer mother-of-pearl dial that displays hours, minutes, retrograde seconds, and a rotating disc that depicts a gem-set night and day motif. It comes