As far as diamond auctions are concerned, none shine brighter than those at Catawiki. With a large assortment of exclusive diamonds in all shapes, sizes, colours and clarities, there's sure to be something to catch your eye. Suppliers from across the globe offer up a selection of loose diamonds as well as diamond earrings, diamond bracelets, diamond broaches and diamonds in other exquisite settings. Each lot includes a detailed description and photos so you always know what you're bidding on, even if you cannot view the shining beauty in person. The auctions are always supervised by our professional diamond auctioneers. If diamonds are your best friends, or if you're simply looking for that little gem to brighten up your day, you can buy and sell your diamonds and diamond jewellery at Catawiki by signing up for an account.