+44 20 351 466 05
+49 89 1222 893 0


Individual jewellery with RenéSim Exclusive Service

Pendant with emeralds and diamonds

Exclusive designs and productions to order by jewellers Franz & Maximilian Hemmerle

Do you seek absolute distinction?

Our special RenéSim Exclusive Service underlines your uniqueness, distinctiveness and individuality. RenéSim Exclusive specialises in supreme-quality jewellery produced to order.
We guide you through the entire process, from the initial idea to the dispatch of your personally produced piece, fulfilling your every wish.  
Take this opportunity to commission a unique, one-of-a-kind piece of personal jewellery tailored to your individual wishes. Franz and Maximilian Hemmerle will be happy to act as your personal jewellery designers, providing advice and creative inspiration. RenéSim draws on 180 years of the traditional jeweller's craft and decades of personal experience in designing individual, unique works of jewellery, and is able to execute even the most elaborate requests with skill and finesse.

We send you individual design sketches and attend personally to every detail in the production of your own unique works of the jeweller's art. There are no bounds to your wishes. Each piece is based on a sophisticated design idea created personally for you, blending supreme design with functionality. In addition to creating harmonious, graceful proportions, we ensure that the design's aesthetic and geometrical features reflect your individual nature.
Each and every one of our works is the flowering of precision craftsmanship and perfection, meticulous attention to detail and the highest quality standards.

Contact us to discuss the options for your own personal jewellery.

Special gemstones and individual designs

Special gemstones and individual designs

Is your dream to own unique and exceptional jewellery? In the world of haute joaillerie, RenéSim works with the rarest, most outstanding and breathtaking gems that can be found. We welcome your requests for special gems or unusual, exclusive combinations of gemstones. Our design experts Franz und Maximilian Hemmerle will create a unique, distinctive one-of-a-kind piece from your ideas.

Whether your heart’s desire is rare, coloured fancy diamonds or other breathtaking gemstones such as rubies, sapphires, emeralds, tanzanites, Paraiba tourmalines or topazes – RenéSim can draw on 180 years of tradition in fine jewellery and a wealth of associated contacts to enable us to source the world’s most precious gems.
We explore the unique communication between the most beautiful stones and your personal wishes to create sumptuous one-of-a-kind creations. Make your dreams come true – with our RenéSim designers and their creations. Entrust us with your special requests!


Cufflinks in Palladium by Franz Hemmerle, 2011

Selection from the range of men's double-edged multicoloured cufflinks in palladium / white gold
with moonstones, rubelites, emeralds, sapphires, rubies, star sapphires; sketch by Franz Hemmerle, 2011


The following topics may also interest you:

More about RenéSim, the company philosophy and origins of the name
The vision of the two founders Maximilian Hemmerle & Georg Schmidt-Sailer
The history of René Sim Lacaze and Franz & Maximilian Hemmerle
The unique style of the designer team of Franz & Maximilian Hemmerle
A detailed look at the production and creation processes of the jewellery

You may also be interested in the following:

Are you seeking a ring to add sparkle to your finger? Find exclusive brilliant rings at RenéSim - as individual as you are.

Jewellery by RenéSim such as elegant engagement rings with solitaire diamond. More on diamonds: Diamonds, King of Gems.

Bold and solid, with sparkling flowers or gemstones: RenéSim offers a wide range of 18-carat gold rings.

We also supply elegant necklaces, pendants and chokers with faceted teardrop gemstones or diamonds: Enchanting necklaces, pendants and chokers.

About RenéSim Service Ring Sizes Newsletter Press Jobs Terms and Conditions Privacy Policy Credits and Legal Notice

renesim GmbH

Branch office (appointment only):
16 Hanover Square, Mayfair
W1S 1HT London, United Kingdom
T +44 20 351 466 05

Amiraplatz 1, D-80333 Munich
T +49 89 1222 893 0

Hours Mon - Fri 8 am - 6 pm


Subscribe to our newsletter
to receive regular information
and interesting news:

Newsletter Subscription

Find RenÉSim here too
100% Satisfaction guarantee
  • 180 years of family craftsmanship in the jewellery business
  • 30-day right of return
  • Supreme quality and top service
  • Free ring size adjustment
  • Personal customer care and high availability
  • Secure payment and free shipping from Munich
Our carriers are
Payment methods
As an online jeweller, RenéSim combines the benefits of a modern online-based business model with 180 years of family-run traditional craftsmanship in the jewellery industry. Gemstones such as diamonds are the central focus at RenéSim; we supply high-quality, thoroughly individual pieces such as engagement rings in addition to loose diamonds. We offer unique diamond post earrings, diamond rings, memory rings, engagement rings and much more. Consult the jewellery experts at RenéSim!

Copyright © 2010 - 2017 RenéSim - Online Luxury Jeweller