gold黄金;
white gold白金;
alloy合金;
palladium钯金;
titanium钛金;
platinum铂金;
silver白银;
purity黄金纯度;
Karat=K黄金的纯度单位;
sterling silver纯银;
diamond钻石;
carat克拉(钻石等珠宝的重量单位);
amber琥珀;
amethyst紫水晶;
sapphire蓝宝石;
ruby红宝石
gold黄金;
white gold白金;
alloy合金;
palladium钯金;
titanium钛金;
platinum铂金;
silver白银;
purity黄金纯度;
Karat=K黄金的纯度单位;
sterling silver纯银;
diamond钻石;
carat克拉(钻石等珠宝的重量单位);
amber琥珀;
amethyst紫水晶;
sapphire蓝宝石;
ruby红宝石
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