We explain the Mohs Scale of mineral hardness, and why gem durability is so important when choosing jewellery or rings so that they will last
Our ultimate guide covers the fascinating history of gemstones, including the origin of gems, gems in ancient cultures, gemmology and gem lore
A simple guide to buying topaz jewellery. The best topaz combines vivid colour with no visible markings. 10 facts to help you buy with confidence
These are our 10 best sapphire jewellery pieces, based on best-selling items with the highest customer reviews over the last twelve months.
Best guide to buying rubies. Includes top 10 facts – to help you shop with confidence. Colour, cut, where to shop, and reading the jeweller’s small print.