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.
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- 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。