Scientific and laboratory research services in the field of minerals and gems; quality control services for others; materials testing and analysis services; design, testing, inspection and certification of scientific and laboratory instruments for others; technical research in the field of minerals and gems; material testing, namely, testing of minerals and gems; design and development of computer software for use in relation to gemological instruments and services; gemological services namely, the identification, grading, registering, and inscribing of diamonds, jewellery, precious and semi-precious stones; research and development services all in the field of identifying, grading, registering, and inscribing diamonds, jewellery, precious and semi precious stones, precious metals and semi-precious metals