Piaget applied the technique of making thin timepieces into new designs; he was the first watchmaker to use precious stones like coral, pearl and agate in watch-making.

• 皮亚杰把制作薄型表的技术运用到新产品中；他还是首先将珊瑚石、珍珠、玛瑙等珍宝用于钟表制造的人。