Emil Kreis & Co.
The company was started the production in a very little workshop. At this time there was no electricity. He used a hand-powered machine which his wife often assisted by turning the wheel. Emil Kreis started his business cutting hematite and amethyst. Beginning in his main production shifted to aquamarines. He became very well known as an expert for unusual and big aquamarine crystals, and was one of the first to cut the famous Santa Maria aquamarines.