Online Gemology Certification Course – Blended Learning Program
Unlock the secrets of gemstones with our comprehensive Online Gemology Certification Course. Designed for aspiring, jewelry professionals and gemstone and jewelry business owners, our program offers in-depth knowledge and 100% practical skills essential for success in the gem and jewelry industry.
Course in collaboration with


Online Gemology Course with Certification
EDUCATE YOURSELF ABOUT THE WORLD OF COLORFUL GEMSTONES
Kickstart your career with a Gemology Diploma Online that blends theory with real-world gemstone training. Our Online Gemology Course provides foundational and advanced learning for gemstone enthusiasts and professionals alike.
Join the Learnathon
Why Choose JK’s Gemology Certification Program?
Comprehensive Digital Learning Materials
Gain access to an interactive E-Book and a rich collection of articles tailored for those who want to learn gemology at their own pace. Annotate and highlight directly within your materials for an enhanced study experience.
100% Practical Gemologist Training
Unlike purely theoretical gemology classes online, our program emphasizes practical gemology courses with field training to prepare you for real-world scenarios using instruments and gemstones.
Blended Learning – Online and Campus-Based
This gemology training program features 6 weeks of online gemology course with certification, followed by a 1-week campus session. Get hands-on training using gemological tools under expert guidance.
Industry Exposure Through Field Visits
Explore mines, gem markets, museums, and manufacturing units as part of this practical gemology course with field training. These experiences set you apart as a gemstone professional.
Become a Market-Ready Gem Expert
Learn the ins and outs of gemstone trading, pricing, and quality assurance. Ideal for those wondering how to become a certified gemologist online with real-world skills.
Mentorship & Career Guidance
Receive expert mentorship for launching your own business, entering the industry, or seeking jobs. Placement support is included in this gemology course for jewelry professionals.
Career Opportunities in Gemology
- Gemologist
- Gemstone Buyer
- Gemstone Assorter
- Gemstone Broker
- Jewelry Buyer
- Jewelry Manufacturer
- Importer / Exporter
- Retailer / Showroom Owner
- Lab Owner
What Our Alumni Say
Hear from students who launched successful careers or businesses after completing our gemology classes online and on-campus training.
MANJU SETH
VENUS TESTING LABORTORY
ANKIT VAGRECHA
ZEE BANGLES / ZEE BULLION
ZEE BANGLES / ZEE BULLION
Online Gemology Course Curriculum
MODULE 1
- Introduction to the world of gemstone.
- Crystallography – study on crystals growth, formation of atomic lattice, Gemstone habits, crystal system based on its elements of symmetry, twinned crystal.
- Rough gemstone identification, Gem deposits, knowledge of manufacturing process.
- Origin and structure of gemstone.
MODULE 2
- Inclusions in stones as per species & varities, Unique inclusions for identification.
- Grading parameters of gemstones, Interconnection / interlink of Beauty, Rarity & durability and its effects on valuation.
- Internal & External factor that effect valuation
MODULE 3
- PHYSICAL PROPERTIES – Hardness detection, Methods of scratch test, Difference between Hardness & Toughness, Cleavage, Fracture, Specific Gravity & others
- Practical Sessions
MODULE 4
- PRACTICAL IDENTIFICATION OF OPTICAL PROPERTIES – Causes of color and how it influences valuation, Transparency, Effects and phenomena seen on gemstones and how it helps in identification, luster, Pleochroism, Phenomena due to Reflection, refraction, diffraction, dispersion
MODULE 5
- INSTRUMENTS USED FOR PRACTICAL IDENTIFICATION OF GEMSTONES – Microscopes, Refractometer, Spectroscope, Dichroscope, Polariscope, U.V. Light, S.G. Liquid, Hardness testing Instruments, Filters, Loupe & others.
MODULE 6
- Precious stones are known as such reflecting its rarity and as well as their quality and hardness, often used in fine jewelry.
- Color shades of various precious stones
MODULE 7
- Semi precious stones, though a deceptive name, is not always any less valuable than precious stones. These stones are generally used in fine and fashion jewelry. Practical identification of semi-precious stones.
MODULE 8
- ORGANICS - Organic Gemstones are composed or organic materials as well as fossilised organic structures, widely carved or inscribed for use as ornamental objects and less as gemstones
- ORGANICS: a) Amber. b) Ivory c) Coral. d) Jet
- PEARLS
MODULE 9
- EXORBITANT RARE STONES COLLECTIONS
MODULE 10
- TREATMENTS - Identifications of treatments
MODULE 11
- Unique system to identify Origin of precious stones.
- Sourcing Gemstones.
MODULE 12
- Identification of Natural Gemstones (Rough & Polished) from its simulants & synthetics
a) Method of Synthesis-
b) Procedure and Leading Manufacturers of each method of synthesis.
c) According to the method of synthesis variety of stones carrying out the process.
d) Typical characteristic Inclusion according to the method of systhesis.
MODULE 13
- Various shapes & Cut of Gemstones, Engraving on stones, drilled stones
MODULE 14
- Terminology & nomenclature of gemstones as per Indian & International markets.
- How prepare Laboratory report / gem testing report
- Weights used in gem trade
MODULE 15
- Market system of Gem buying & selling
- Gem Margins
- Gem language & Terms
MODULE 16
- Uses of Gemstones. Gemstones in Jewelry
- Gemstones according to Planets (Navgraha)
- Gemstones as per Zodiac sign
- Gemstones of the month
- Gemstones for days of week
- Healing properties of gems as per illness
MODULE 17
- Examination
- DIPLOMA AWARDED -"Diploma in Gemology: Online" (BASIC + ADVANCED)
- Gem kit and Lab Manual