Welcome to our Premier Diamond Engagement ring section. Here you will find the rarest and most valuable diamonds on earth. Set in Platinum, Palladium, 14ct & 18ct Gold, these high quality diamond solitaire, vintage and halo engagement rings are all colourless (Grade D) and range from Very Small Inclusions to internally flawless (Grades VS2 to IF). All the diamond engagement rings in the Premier range come with a GIA Diamond Grade report. This certifies the quality of the stone and verifies the vital information about your stone, such as cut, clarity, colour, and carat weight. This quality range of natural diamond engagement rings are in the top 5% of the worlds sourced diamonds, being the rarest. All are manufactured and hallmarked within the UK. All our diamonds are Conflict Free.