Koin International Rough Diamond Tender Koin International DMCC Rough Diamond Tender You are invited to attend the latest tender hosted by Koin International DMCC from 29 August to 4 September 2022. Viewings available from 9:00am to 6:00pm. Book your place now! bookings@koininternational.com +971 58 5610203 Event details Where DDE Trading Floor, Level 2, Almas Tower When 9:00AM - 6:00PM, 02 - 4 Sep 2022