The FT travels to the Cardiff Diamond Foundry to see how a diamond is grown in a chemical vapour deposition system, and the way lab-grown diamonds differ from pure ones.
► Subscribe to FT.com right here: http://bit.ly/2r8RJzM
► Subscribe to the Monetary Occasions on YouTube: http://bit.ly/FTimeSubs
For extra video content material from the Monetary Occasions, go to http://www.FT.com/video
Twitter https://twitter.com/ftvideo
Fb https://www.fb.com/financialtimes
source
