Dieter Jerusalem is a master lapidary, gem cutter and renowned local historian, inextricably linked to the city of Idar-Oberstein in Germany, the historical capital of gem cutting.
Dieter Jerusalem's artistic work is inseparable from his most spectacular life project: The Jerusalem Egg Collection. Although his career began in the family workshop Otto & Dieter Jerusalem, drawing inspiration from Fabergé-style eggs, he quickly forged his own path to create one of the world's most impressive lapidary collections.
Here's what we know about his career and his impact :
1. A great master of the art of lapidary
- Elite training : Born in 1942, Dieter Jerusalem studied for three years at the famous Idar-Oberstein gem-cutting school, alongside other future legends of the field such as Bernd Munsteiner.
- Precocity : By obtaining his master lapidary diploma in 1962, he became the youngest master gem cutter in Idar.
- Creations and innovation : Within the family workshop (particularly with the company Otto & Dieter Jerusalem), he became known from the mid-1960s for creating eggs in precious and semi-precious stones inspired by the Fabergé style. Throughout his career, he developed innovative processes to conquer new markets.
2. International recognition
- Iconic creations : His creations have acquired a legendary status among gemologists and art collectors.
- Los Angeles : A collection of 500 mineral eggs (50mm tall) sculpted by Dieter Jerusalem of Idar-Oberstein, Germany. Estimated at US$100,000 to US$150,000.
- Gemological Institute of America : In 2012, her entire egg collection crossed the Atlantic to be exhibited at the prestigious GIA (Gemological Institute of America) museum in Carlsbad, California. Experts hailed it as an "extraordinary representation of what nature and the human hand can achieve.".
- Bonhams : In 2020, the complete collection of 850 eggs (58mm high) was presented at a memorable international auction at Bonhams, estimated at between US$150,000 and US$250,000, confirming its place among the masterpieces of contemporary lapidary art.
- In the Bobeggs collection : He carved 751 eggs (63%) from Bobeggs' egg collection (Robert Gariépy).
3. The living memory and archivist of his city
- The Dieter Jerusalem collection : He built up an immense private collection made up of nearly 500 binders bringing together original documents, press clippings and official registers. This database covers almost all local companies that have worked in the jewelry and gemstone industry.
- Passage to posterity : In January 2026, the city of Idar-Oberstein acquired this unique collection thanks to the support of donors and local economic players in order to integrate it into the municipal archives and preserve this industrial memory for future generations of researchers.
- Publications : His archival work served as the basis for the publication of several books on the history of the city, particularly on the famous main street (Idarer Hauptstraße) and its wealthy citizens before the First World War.