The ring is made of 24 karat gold.

这枚戒指是由24克拉黄金制成的。

He bought a necklace that is 22 karat gold.

他买了一条22克拉黄金的项链。

The jeweler explained the difference between 18 karat and 24 karat gold.

珠宝商解释了18克拉和24克拉黄金的区别。

This necklace of mine is not very expensive, it is 18 - karat gold.

我这个项链不太贵, 是18开金的.

The brooch is cast in sterling silver and has 24 karat gold plated details.

该胸针是投在纯银,并已24克拉镀金的细节.

At the base of the goblet is an 18-karat gold bracelet with 1 carat of white diamonds.

高脚杯的底部是一个镶着1克拉白鉆的18K金圆环。

Apple Watch Edition is made from 18-karat gold that our metallurgists have developed to be up to twice as hard as standard gold.

Apple Watch Edition以18k金为材质，经过我们的冶金大师的精心打造，硬度为普通金材的2倍。