Tailor-made
All qualities and mesh sizes
Manually sorted stones

Gemmata is an HPHT diamond supplier in the city centre of Antwerp, Belgium. HPHT diamonds, short for High Pressure High Temperature, are, as the name implies, diamonds that have undergone a process with a high temperature and pressure. This treatment is meant to enhance and improve the colour of the diamond.

Are you interrested in our assortment of diamonds?

Collaborate with us

When you are looking for an international supplier of diamonds, with a synthetic or natural origin, that is located in Belgium, Gemmata is the trustworthy company for you. We are a supplier for your beloved HPHT diamonds, as well as other lab grown diamonds. We offer mono- and polycrystal HPHT diamonds, which are used for cutting tools for non-ferrous and non-metallic materials or other industrial applications. Get in contact with us when you want to collaborate with us.

Privacy Preferences

When you visit our website, it may store information through your browser from specific services, usually in the form of cookies. Here you can change your Privacy preferences. It is worth noting that blocking some types of cookies may impact your experience on our website and the services we are able to offer.

Our website uses cookies, mainly from 3rd party services. Define your Privacy Preferences and/or agree to our use of cookies.