Go beyond the surface and learn how professionals evaluate quality and value.
This 60-minute session provides the clarity you've been looking for.
Your Instructor
Award-Winning Gemmologist & JDMIS Founder
"The teachers are very passionate and skilled. Students get hands-on experience with good guidance and lifelong contacts with students and teachers."
"I love the way Tanja teaches! The classes are never boring as she fills lessons with examples and stories related to the topic."
"Very well organised and presented. Tanja is superb — could learn loads from her! Very excited to start making designs."
"JDMIS is truly awesome. Worth every minute and dollar invested. Whether you're in the jewellery trade or not, this is essential knowledge."
"Finally understood why my grandmother's ruby is worth so much more than the one I bought online. Eye-opening session!"
"As someone who invests in gemstones, this webinar filled crucial knowledge gaps. Highly recommend for anyone serious about gems."
"Tanja's passion is contagious! I went from casual interest to seriously considering a career change in jewellery."
"The section on identifying treatments alone was worth my time. Practical knowledge I use every week now."
"Beautifully presented content. The visuals of gem comparisons were stunning and really helped concepts click."
"I've attended many online courses but this was exceptionally well structured. Clear, concise, and memorable."
"Our whole team attended and it transformed how we communicate gem quality to customers. Sales improved noticeably!"
"The Q&A at the end was incredibly valuable. Tanja answered my specific questions about my collection pieces."
"The teachers are very passionate and skilled. Students get hands-on experience with good guidance and lifelong contacts with students and teachers."
"I love the way Tanja teaches! The classes are never boring as she fills lessons with examples and stories related to the topic."
"Very well organised and presented. Tanja is superb — could learn loads from her! Very excited to start making designs."
"JDMIS is truly awesome. Worth every minute and dollar invested. Whether you're in the jewellery trade or not, this is essential knowledge."
"The teachers are very passionate and skilled. Students get hands-on experience with good guidance and lifelong contacts with students and teachers."
"I love the way Tanja teaches! The classes are never boring as she fills lessons with examples and stories related to the topic."
"Very well organised and presented. Tanja is superb — could learn loads from her! Very excited to start making designs."
"JDMIS is truly awesome. Worth every minute and dollar invested. Whether you're in the jewellery trade or not, this is essential knowledge."
"Finally understood why my grandmother's ruby is worth so much more than the one I bought online. Eye-opening session!"
"As someone who invests in gemstones, this webinar filled crucial knowledge gaps. Highly recommend for anyone serious about gems."
"Tanja's passion is contagious! I went from casual interest to seriously considering a career change in jewellery."
"The section on identifying treatments alone was worth my time. Practical knowledge I use every week now."
"Beautifully presented content. The visuals of gem comparisons were stunning and really helped concepts click."
"I've attended many online courses but this was exceptionally well structured. Clear, concise, and memorable."
"Our whole team attended and it transformed how we communicate gem quality to customers. Sales improved noticeably!"
"The Q&A at the end was incredibly valuable. Tanja answered my specific questions about my collection pieces."
"The teachers are very passionate and skilled. Students get hands-on experience with good guidance and lifelong contacts with students and teachers."
"I love the way Tanja teaches! The classes are never boring as she fills lessons with examples and stories related to the topic."
"Very well organised and presented. Tanja is superb — could learn loads from her! Very excited to start making designs."
"JDMIS is truly awesome. Worth every minute and dollar invested. Whether you're in the jewellery trade or not, this is essential knowledge."
"The teachers are very passionate and skilled. Students get hands-on experience with good guidance and lifelong contacts with students and teachers."
"I love the way Tanja teaches! The classes are never boring as she fills lessons with examples and stories related to the topic."
"Very well organised and presented. Tanja is superb — could learn loads from her! Very excited to start making designs."
"JDMIS is truly awesome. Worth every minute and dollar invested. Whether you're in the jewellery trade or not, this is essential knowledge."
"Finally understood why my grandmother's ruby is worth so much more than the one I bought online. Eye-opening session!"
"As someone who invests in gemstones, this webinar filled crucial knowledge gaps. Highly recommend for anyone serious about gems."
"Tanja's passion is contagious! I went from casual interest to seriously considering a career change in jewellery."
"The section on identifying treatments alone was worth my time. Practical knowledge I use every week now."
"Beautifully presented content. The visuals of gem comparisons were stunning and really helped concepts click."
"I've attended many online courses but this was exceptionally well structured. Clear, concise, and memorable."
"Our whole team attended and it transformed how we communicate gem quality to customers. Sales improved noticeably!"
"The Q&A at the end was incredibly valuable. Tanja answered my specific questions about my collection pieces."
"The teachers are very passionate and skilled. Students get hands-on experience with good guidance and lifelong contacts with students and teachers."
"I love the way Tanja teaches! The classes are never boring as she fills lessons with examples and stories related to the topic."
"Very well organised and presented. Tanja is superb — could learn loads from her! Very excited to start making designs."
"JDMIS is truly awesome. Worth every minute and dollar invested. Whether you're in the jewellery trade or not, this is essential knowledge."
"Finally understood why my grandmother's ruby is worth so much more than the one I bought online. Eye-opening session!"
"I've attended many online courses but this was exceptionally well structured. Clear, concise, and memorable."
"The Q&A at the end was incredibly valuable. Tanja answered my specific questions about my collection pieces."
"The teachers are very passionate and skilled. Students get hands-on experience with good guidance and lifelong contacts with students and teachers."
"JDMIS is truly awesome. Worth every minute and dollar invested. Whether you're in the jewellery trade or not, this is essential knowledge."
"Tanja's passion is contagious! I went from casual interest to seriously considering a career change in jewellery."
"Very well organised and presented. Tanja is superb — could learn loads from her! Very excited to start making designs."
"The teachers are very passionate and skilled. Students get hands-on experience with good guidance and lifelong contacts with students and teachers."
"I love the way Tanja teaches! The classes are never boring as she fills lessons with examples and stories related to the topic."
"Beautifully presented content. The visuals of gem comparisons were stunning and really helped concepts click."
"The section on identifying treatments alone was worth my time. Practical knowledge I use every week now."
"As someone who invests in gemstones, this webinar filled crucial knowledge gaps. Highly recommend for anyone serious about gems."
"I love the way Tanja teaches! The classes are never boring as she fills lessons with examples and stories related to the topic."
"Our whole team attended and it transformed how we communicate gem quality to customers. Sales improved noticeably!"
"JDMIS is truly awesome. Worth every minute and dollar invested. Whether you're in the jewellery trade or not, this is essential knowledge."
"Very well organised and presented. Tanja is superb — could learn loads from her! Very excited to start making designs."
"Finally understood why my grandmother's ruby is worth so much more than the one I bought online. Eye-opening session!"
"I've attended many online courses but this was exceptionally well structured. Clear, concise, and memorable."
"The Q&A at the end was incredibly valuable. Tanja answered my specific questions about my collection pieces."
"The teachers are very passionate and skilled. Students get hands-on experience with good guidance and lifelong contacts with students and teachers."
"JDMIS is truly awesome. Worth every minute and dollar invested. Whether you're in the jewellery trade or not, this is essential knowledge."
"Tanja's passion is contagious! I went from casual interest to seriously considering a career change in jewellery."
"Very well organised and presented. Tanja is superb — could learn loads from her! Very excited to start making designs."
"The teachers are very passionate and skilled. Students get hands-on experience with good guidance and lifelong contacts with students and teachers."
"I love the way Tanja teaches! The classes are never boring as she fills lessons with examples and stories related to the topic."
"Beautifully presented content. The visuals of gem comparisons were stunning and really helped concepts click."
"The section on identifying treatments alone was worth my time. Practical knowledge I use every week now."
"As someone who invests in gemstones, this webinar filled crucial knowledge gaps. Highly recommend for anyone serious about gems."
"I love the way Tanja teaches! The classes are never boring as she fills lessons with examples and stories related to the topic."
"Our whole team attended and it transformed how we communicate gem quality to customers. Sales improved noticeably!"
"JDMIS is truly awesome. Worth every minute and dollar invested. Whether you're in the jewellery trade or not, this is essential knowledge."
"Very well organised and presented. Tanja is superb — could learn loads from her! Very excited to start making designs."
"Finally understood why my grandmother's ruby is worth so much more than the one I bought online. Eye-opening session!"
"I've attended many online courses but this was exceptionally well structured. Clear, concise, and memorable."
"The Q&A at the end was incredibly valuable. Tanja answered my specific questions about my collection pieces."
"The teachers are very passionate and skilled. Students get hands-on experience with good guidance and lifelong contacts with students and teachers."
"JDMIS is truly awesome. Worth every minute and dollar invested. Whether you're in the jewellery trade or not, this is essential knowledge."
"Tanja's passion is contagious! I went from casual interest to seriously considering a career change in jewellery."
"Very well organised and presented. Tanja is superb — could learn loads from her! Very excited to start making designs."
"The teachers are very passionate and skilled. Students get hands-on experience with good guidance and lifelong contacts with students and teachers."
"I love the way Tanja teaches! The classes are never boring as she fills lessons with examples and stories related to the topic."
"Beautifully presented content. The visuals of gem comparisons were stunning and really helped concepts click."
"The section on identifying treatments alone was worth my time. Practical knowledge I use every week now."
"As someone who invests in gemstones, this webinar filled crucial knowledge gaps. Highly recommend for anyone serious about gems."
"I love the way Tanja teaches! The classes are never boring as she fills lessons with examples and stories related to the topic."
"Our whole team attended and it transformed how we communicate gem quality to customers. Sales improved noticeably!"
"JDMIS is truly awesome. Worth every minute and dollar invested. Whether you're in the jewellery trade or not, this is essential knowledge."
"Very well organised and presented. Tanja is superb — could learn loads from her! Very excited to start making designs."
"The teachers are very passionate and skilled. Students get hands-on experience with good guidance and lifelong contacts with students and teachers."
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