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


History of RENÉSIM, your online jeweller from Munich with jewellery by Franz and Maximilian Hemmerle

What is RENÉSIM?

RENÉSIM is Europe's first luxury jeweller to supply its high-quality creations exclusively online. As a solely online jeweller, RENÉSIM combines 180 years of traditional family craftsmanship with the benefits of modern e-commerce. At RENÉSIM, customers can personalise the designer jewellery they select online by choosing their individual combination of fine gems and precious metals. RENÉSIM premium designer jewellery, designed by Franz & Maximilian Hemmerle, thus receives the additional status of a uniquely personal creation. All RENÉSIM's jewellery is created and produced in Germany, using only supreme-quality materials and the finest gemstones in the world. The company’s Web-only strategy enables its customers to take advantage of a revolutionary shopping experience at outstanding value for money. RENÉSIM is operated in Munich as a partnership by its two founders Maximilian Hemmerle and Georg Schmidt-Sailer. FInd out more about their vision here.


Bracelet in white gold by Franz Hemmerle, 1971

The American way of jewels: White gold bracelet with brooch set
with sapphires, emeralds and diamonds. Design by Franz Hemmerle, 1971

What is the philosophy of RENÉSIM?

RENÉSIM unites the old world and the new. The tradition and quality of bygone days is continued and combined with the benefits of modern logistics processes and a refreshing, future-oriented Internet mindset. High aesthetic standards, quality and meticulous attention to detail are our watchwords. At RENÉSIM, the centuries-old traditions of the goldsmith's and jeweller's crafts meet the Internet. Here, beautiful jewellery creations, top-class service and personal consulting are artfully teamed with flawless personalisation and a satisfyingly contemporary shopping experience.

Where does the name RENÉSIM originate?

The name RENÉSIM was inspired by René Sim Lacaze, grandfather of Maximilian Hemmerle. Lacaze was feted as one of the most influential 20th-century jewellery designers in France and Europe. Find out more about René Sim Lacaze here.


White gold brooches by Franz Hemmerle, 1992

Rievière bracelets in white gold by Franz Hemmerle, 2011

Flower variations: White gold brooches with cabochon
ruby and diamonds, sketch by Franz Hemmerle, 1992
Rivière bracelets in white gold with carré rubies, sapphires
and diamonds mounted on yellow and white gold bangles, sketch
by Franz Hemmerle, 2011

The following topics may also interest you:

The unique style of jewellery designers Franz & Maximilian Hemmerle
Jewellery production by the designers and how jewellery is created


You may also be interested in the following:

Would you like to buy earrings online? RENÉSIM offers a wide selection of elegant earrings in the Earrings section.

We also supply luxury brilliant jewellery including sparkling rings or post earrings.

As diamonds increased in value in the past, they are also excellent investments: Diamond Prices. More information on diamonds in general: Diamond.

If you would like to purchase loose diamonds, take a look at our diamond database.

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


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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!

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