![](http://www.ecns.cn/hd/2020/11/06/f09d1f7bd0cb493aa66ccb37b3fa4468.jpg)
A Russian model shows the rare jewelry of French brand Korloff Paris at the third China International Import Expo held in Shanghai, November 5, 2020. (Photo: China News Service/Mao Jianjun)
![](http://www.ecns.cn/hd/2020/11/06/6acb34a7b8f54097956babfe0a301a00.jpg)
A 88-carat black diamond worth $37 million is on display at the third China International Import Expo held in Shanghai, November 5, 2020. The black diamond is a product of French brand Korloff Paris. (Photo: China News Service/Mao Jianjun)
![](http://www.ecns.cn/hd/2020/11/06/3c9e79432acb436d86cdb32f65251556.jpg)
A Russian model shows the rare jewelry of French brand Korloff Paris at the third China International Import Expo held in Shanghai, November 5, 2020. (Photo: China News Service/Mao Jianjun)
![](http://www.ecns.cn/hd/2020/11/06/1ec9746487b2486aad56f07cd245a8bc.jpg)
A 88-carat black diamond worth $37 million is on display at the third China International Import Expo held in Shanghai, November 5, 2020. The black diamond is a product of French brand Korloff Paris. (Photo: China News Service/Mao Jianjun)
![](http://www.ecns.cn/hd/2020/11/06/3e4de626b5d043288da80141cc0d4fe7.jpg)
A 88-carat black diamond worth $37 million is on display at the third China International Import Expo held in Shanghai, November 5, 2020. The black diamond of French brand Korloff Paris attracted many visitors. (Photo: China News Service/Mao Jianjun)
![](http://www.ecns.cn/hd/2020/11/06/3d687fa94a0c4f34aec906f826264796.jpg)
A 88-carat black diamond worth $37 million is on display at the third China International Import Expo held in Shanghai, November 5, 2020. The black diamond is a product of French brand Korloff Paris. (Photo: China News Service/Mao Jianjun)