Learn more about hallmarking, the method of verifying the purity of a piece of jewellery - whether it's gold, silver or platinum.
What is diamond fluorescence? Diamond fluorescence is simply the effect UV light has on a diamond. About one third of all diamonds have fluorescence.
A pavé setting is a method of setting lots of smaller gemstones (usually diamonds) close together, with only very small beads of precious metal in between.
Silver jewellery naturally becomes tarnished over time. Read our best tips on cleaning silver jewellery and how to properly care for sterling silver pieces.
Christie’s is set to auction off yet another rare blue diamond - the Oppenheimer Blue diamond, the largest fancy vivid blue diamond ever available at auction.