Masterpieces from your online jeweller, individually hand-crafted with passionate devotion to details.
Choose your preferred diamond cut and start your search.
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Our comprehensive Diamond Dictionary provides interesting information on the themes of jewellery, gemstones and diamonds. Learn more about the clarity, carats, cut, colour and shape of a diamond and find out about the varieties of certification. If you have a query, you can naturally contact us at any time by telephoning the number given or using our Contact Form für for inquiries.
Online jeweller RenéSim – Luxury brand founded on 175 years of family tradition in the jewellery craft
The range of products offered by RenéSim spans sophisticated coloured gems, luxury diamonds, elegant jewellery pieces and precious diamond jewellery.
RenéSim's luxurious diamond and engagement rings feature superb design and premium quality materials and are created with the utmost care and attention.
Our Prêt-à-Porter Collections present designs by Franz und Maximilian Hemmerle exclusively for RenéSim. We also offer our customers the option of using our Ring Configurator to create their own personal diamond ring or engagement ring. In the Configurator, the customer's choice of diamond from our extensive portfolio, such as a brilliant, is combined with a ring setting from our range.
Elegant diamonds and sparkling coloured gems – loose or combined with unique jewellery designs
We constantly work to source the finest diamonds and coloured gemstones in the world for our customers.
Anyone seeking to purchase diamonds can choose from our broad range of up to 250,000 certified diamonds. In addition, you can commission an individual jewellery design from us. These one-of-a-kind pieces are the most fascinating way of highlighting the natural brilliance of a precious stone.
RenéSim concentrates the expertise amassed from five generations of devotion to haute joaillerie in its hand-crafted masterpieces – including meticulously designed earrings, post earrings, diamond rings, pendants, necklaces, chokers, chains, bangles, bracelets and cufflinks.