The alternation of round corners and right angles is very difficult. Each finished watch case not only takes time and effort, but also reflects the patience and perseverance of watchmakers. Cartier Tank Solo Ladies 31MM WSTA0030 JF Factory Silver Dial Replica Watch. The dial is made of pure silver and is painted with pearls. Blue steel quenching pointer is a metal treatment process. When steel parts are heated to 300 degrees Celsius, the surface is oxidized to gradually become blue color, and then hardened to light blue. The case with rounded corners and alternating right angles, the blue translucent round bead crown and the silver pearl dial perfectly restore the elegant and unique flavor of the genuine product.