Smooth lines and subtle sophistication define the Dress Classic collection, with this latest addition to the series once again showcasing its timeless style. A 23.5mm case with curved lugs centers the chic design, with the yellow gold-tone stainless steel warmly contrasting against the black of the textured leather strap and the synthetic sapphire-set crown. A black, minimalist dial presents the time in elegant fashion. This refined watch utilizes our proprietary Eco-Drive technology that?s sustainably powered by any light?meaning it never needs a battery. Water resistant up to 30 meters. Caliber E031.