Refinery for precious metal recycling, precious metal products and casting services for the jewellery industry, based in Pforzheim.
Carl Schaefer Gold- und Silberscheideanstalt GmbH
PforzheimNew on Amplifa
About Carl Schaefer
Carl Schaefer Gold- und Silberscheideanstalt GmbH was founded in 1861 and is based in Pforzheim. The company offers solutions for everything relating to precious metals: recycling of scrap gold, silver and dental gold using precise refining processes, precious metal trading with investment products, and the production of semi-finished products such as tubes, sheets, wires, solders and castings. A casting service covers mould making with rubber and silicone moulds, wax model production on wax injection machines, and vacuum pressure casting for gold, silver, platinum, brass, bronze and copper. The range is complemented by 3D CAD construction, a ring blank configurator, chains, settings, and an extended workbench with goldsmith and setting work, electroplating and engraving. Customers include goldsmiths, jewellery designers, jewellers, gold buyers and industrial companies. Since 2021 the company has been part of Bauer Walser AG and is certified according to the Responsible Jewellery Council.
- Site
- Pforzheim
- Processes
- Precious metal recycling (refining of scrap gold, silver, dental gold), Precious metal trading / investment products (bars, investment coins, pre-owned), Production of semi-finished products (tubes, sheets, castings, wires, solders), Ring blanks made to order (configurator, sintered single/multi-colour, laser engraving), Mould making (rubber or silicone moulds), Casting (vacuum pressure casting for jewellery, also Fairtrade & Fairmined gold alloys), Stone setting / setting service (with state-of-the-art laser technology, stone measurement,, Extended workbench: goldsmith and setting work, electroplating, engraving
- Materials
- Gold, Silver, Platinum, Palladium, Brass, Bronze, Copper, Fairtrade & Fairmined gold alloys
- Certificates
- Responsible Jewellery Council (RJC) certification / Code of Practices, RJC Code of Practices (CoP), RJC Chain of Custody (CoC), ISO 9001
- Founded
- 1861
- Industries
- Jewellery industry, Goldsmiths, Jewellery designers, Jewellers, Gold buyers, Industrial companies
- 01
3D CAD construction and modelling
- 02
Mould making (rubber/silicone moulds)
- 03
Wax model production (wax injection machines)
- 04
Vacuum pressure casting
- 05
Goldsmith and setting work, electroplating, engraving
- 06
Stone setting with laser technology
- 07
Analysis and authenticity testing
Materials & Processes
Gold
Recycling, semi-finished products, ring blanks, casting and investment products; also available as a Fairtrade & Fairmined alloy.
Silver
Refining, semi-finished products, casting and investment products in standard sizes.
Platinum
Processing in vacuum pressure casting as well as in precious metal trading.
Palladium
Trading and advisory with current price information.
Brass
Casting alloy in vacuum pressure casting, e.g. for settings.
Bronze
Casting alloy for vacuum pressure casting.
Copper
Casting alloy in vacuum pressure casting.
Locations
Pforzheim
DEHeadquarters / refinery, production and sales
- Lot size
- Single pieces to series
- Materials
- Gold, silver, platinum, palladium, brass, bronze, copper
- Vacuum pressure casting machine
- Wax injection machine
- Laser technology for stone settings
Products & Components
Inside the production
Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Precious metal recycling (refining of scrap gold, silver, dental gold)Other (recycling/refining) | – | – | – | – | Gold, Silver, Dental gold |
| Precious metal trading / investment products (bars, investment coins, pre-owned)Other (trading) | – | – | – | – | Gold, Silver, Platinum, Palladium |
| Production of semi-finished products (tubes, sheets, castings, wires, solders)Forming | – | – | – | – | Gold, Silver |
| Ring blanks made to order (configurator, sintered single/multi-colour, laser engraving)Forming | – | – | – | – | Precious metal alloys |
| Mould making (rubber or silicone moulds)Casting | – | – | – | – | Rubber, Silicone |
| Casting (vacuum pressure casting for jewellery, also Fairtrade & Fairmined gold alloys)Casting | – | – | – | – | Gold, Silver, Platinum, Brass, Bronze, Copper |
| Stone setting / setting service (with state-of-the-art laser technology, stone measurement,Assembly | – | – | – | – | Gold, Silver, Diamond |
| Extended workbench: goldsmith and setting work, electroplating, engravingSurface | – | – | – | – | Precious metals |
| 3D CAD construction and modelling (prototypes, single pieces, series)Engineering | – | – | – | – | – |
| Wax model production (wax injection machines)Casting | – | – | – | – | Wax |
| Analysis and authenticity testing (precious metal analyses, multiple authenticity testing withTesting | – | – | – | – | Precious metals |
| Storage of modelsOther (logistics) | – | – | – | – | – |
| Production of chains (basic chains)Joining | – | – | – | – | Precious metals |
2 Anlagen & Maschinen
| Machine | Manufacturer / model | Quantity | Working area | Year built | Site |
|---|---|---|---|---|---|
| Vacuum pressure casting machine | – | – | – | – | Pforzheim |
| Wax injection machine | – | – | – | – | Pforzheim |
Additional services
Quality & Certification
All processes are subject to the standards of the Responsible Jewellery Council (Code of Practices and Chain of Custody). Precious metal analyses and multiple authenticity tests using state-of-the-art technology ensure transparency and quality.
| Evidence | Pforzheim |
|---|---|
| RJC Code of Practices (CoP) | |
| RJC Chain of Custody (CoC) | |
| ISO 9001 |
History
- 1861
Carl Schaefer founded the refinery bearing his name.
- 1949
Rebuilding at the same site after almost complete destruction in World War II.
- 2011
150th company anniversary.
- 2021
Acquisition by Bauer Walser AG; RJC certification.
- 2023
Christian Adam takes over management; realignment and new brand presence.