Experts suggest the demand for gemstones sourced from Asia will continue to surge in 2018.
Support for synthetic, ethical and lab-grown diamond is growing amid issues on traditional diamond extraction.
De Beers has decided to shut down its troubled Snap Lake Mine.
Some countries are implementing changes to improve local production of raw minerals and lessen dependence on imports.
The rare diamonds that were expected to rake in a large amount of money were either unsold or just fetched in way below expectations.
The Art of de Grisogono is the biggest diamond unearthed by Lucapa Diamond Company in Angola's Lulo mine.
The sales of diamonds dipped but experts are expecting a rebound as winter holidays are coming up.
The proceeds from the Peace Diamond's upcoming auction will be used to develop communities in Kono.