Gemology is the science and art of identifying and evaluating gemstones. It is considered a
geosciences and a branch of mineralogy. Gemologists identify, sort and grade gems apart from advising jewellery designers about their compatibility with particular
metals and settings. They need to develop extraordinary powers of observation, attention to detail, precision, excellent
hand-eye co-ordination, an objective approach and great sense of responsibility. Gemologists
are knowledgeable about customs and traditions of people and the latest global trends in fashion
jewellery. Some of the most precious stones that gemologists deal with include diamonds, rubies, sapphires and emeralds.
With every development of technology in gem synthesis or gem
treatments, gemologists require more and more scientific training and instruments to do their work.
To sift treated gems from the untreated ones, the natural from the synthetic ones is a real challenge.
As gemstones are not standard products with an assigned market value, the first step to determine the value of a given gem
is to identify it. The second is to grade it.
With advances in gemstone synthesis, gemology has become an
important field of study. Gemologists value stones based on a number of factors, including cut,
colour, quality and clarity. The tools used by gemologists for the identification and grading of different gemstones range from the simple
to the high-tech. Basic tools: The basic tools for gemologists are:
Minimum Plus Two (any stream) or graduation. Good command over English
and a sense of design, power of observation and good hand-eye co-ordination.
Trained and qualified gemologists are in great demand and are employed by jewellery houses on starting salaries of
Rs 8,000-15,000 with prospects of quick upward mobility. For self-employed gemologists,
the sky is the limit.
Jaipur is among the world’s largest gem cutting centres.
International companies like De Beers, Cartier and Argyle promoting diamonds in India and big brands like
Tanishq, Asmi and Orra entering the jewellery scene.
Where to study
Gemology Institute of India, Mumbai.
Indian Institute of Gemology, New Delhi.
Indian Gemological Institute, New Delhi.
St Xavier’s College,
Jewellery Design and Training Institute (JDTI), NOIDA.
Gem and Jewellery Export Promotion Council, Jaipur.