A rose gold ring composed of a 2 carat central diamond and 375 diamonds of 5 carats is pictured during the International Diamond Week (IDW) in the Israeli town of Ramat Gan, east of Tel Aviv, on January 28, 2019. - Some 360 buyers from 30 countries and over 150 diamond companies are exhibiting from Israel and abroad at the International Diamond Week in Israel (IDWI) at the Israel Diamond Exchange. (Photo by JACK GUEZ / AFP)