Bangkok Gems & Jewelry Fair 61 bangkok gems & jewelry fair 61 Best&Blue Gems is proud to announce that we will be presented at this year Bangkok Gems & Jewelry Fair 61, Challenger hall 1-3, Impact Muang Thong Thani from 13 - 21 january 2018 Gem exhibition And the largest jewelry in Asia. Found a gem supplier. Both in and abroad Including a variety of activities within the event. Exhibition booth K30 11.00A.M.-20.00P.M. 13-21/01/2018 .