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Home > Jewellery News > Bonas to Hold an Exceptional Polished Coloured Gem Tender at Jewelry Trade Center

 Bonas to Hold an Exceptional Polished Coloured Gem Tender at Jewelry Trade Center


Bonas, one of the world's leading international diamond tender houses, will hold an exceptional polished coloured gem tender from Monday, 18th February to Friday, 22nd February 2019 in Bangkok. The event is being organized with the support of the Asia Gem Center and will take place at the Jewelry Trade Center, 919 Silom Road, Bangkok. It will coincide with February’s Bangkok Gems & Jewelry Fair (BGJF).

The tender will present approximately 400 lotsfeaturing yellow sapphire, star blue sapphire, pink sapphire, blue sapphire, star sapphire, ruby, star ruby, emeralds, aquamarine, alexandrite and cat’s eye.

Viewings will take place at the 4th floor Privilege Lounge of the Jewelry Trade Center, from 10am until 6pm each day. The sale will close on Tuesday, 26th February at 11.00 Antwerp (CET) time and will be an online highest bid tender via

Bonas has over 140 years of presence in the diamond business and is one of the longest established and most eminent Diamond Brokerage and Consultancy firms in the world. With its unique value proposition, it typically organizes rough diamond sales on behalf of eminent diamond miners and provides a variety of consulting services through every stage of the diamond pipeline.

Participation in the tender is solely on a registration basis. For company registration and to schedule a viewing, please contact Henry Lam on +32 (3) 233 70 80 or by e-mail



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