Vintage IWC, Vacheron, Patek Philippe dress watches. Old Universal, Longines or Eberhard chronographs. Whether it be in steel or gold, a black saffiano strap is pure class. Saffiano leather, made famous by Prada and most often used on bags and wallets, it the perfect material for a watch strap. Its name comes from the signature cross hatch texture of the leather and despite its elegance, it is famed for being durable and water resistant.