Natural and lab-grown diamonds can both fluoresce or phosphoresce. Explore the causes, UV conditions, white and coloured diamonds, and the effects on appearance and price.

Understand the human cost of blood diamonds, the sourcing advantages of lab-grown diamonds and what responsibility requires from production through retail.

Lab-grown diamonds clearly reduce disturbance from extracting natural diamond deposits. Compare land, energy, carbon, water and jewellery processing, and see which conditions change the outcome.