T.O'D deals in large diamonds certified by the GIA or HRD and can also supply parcels of small diamonds to your specifications whether round or fancy shaped.

Our coloured gemstone division can supply fine natural coloured gemstones, including rare sapphires and rubies - both heated and unheated - often with certificates from Gubelin or SSEF.

By travelling extensivly around the world, we have identified the best sources for many types of gemstone. By buying at source we are able to sell these items for excellent value for money.