Paul Zimnisky Diamond Analytics Podcast – Details, episodes & analysis
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Paul Zimnisky Diamond Analytics Podcast
Paul Zimnisky
Frequency: 1 episode/32d. Total Eps: 84

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See all- http://www.paulzimnisky.com
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- http://www.paulzimnisky.com/products
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- http://www.robbatesauthor.com
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Publication history
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Guest: Amish Shah (5th Appearance)
lundi 10 novembre 2025 • Duration 54:31
In this 77th episode of the Paul Zimnisky Diamond Analytics Podcast, Paul welcomes back lab-grown diamond entrepreneur Amish Shah –president of ALTR Created Diamonds and J'EVAR. The episode begins with Paul suggesting that autonomous driving technology should be stress tested in Surat, India. Next, Paul and Amish discuss when the diamond and jewelry industry will incorporate AI and robotics technologies. The two then opine on how LGD is evolving from a bridal to fashion jewelry product and Amish discusses the advantages of being a vertically integrated LGD jewelry producer. They then discuss the direct impact of U.S. tariffs on the industry and Amish shares his first-hand account of running his business in the current environment which has operations in India and the U.S. Finally, Paul and Amish speculate on how much LGD production volumes will grow and the two discuss the man-made diamond industry's seemingly inevitable transition from primarily jewelry to mainstream technological applications.
Hosted by: Paul Zimnisky
Guest: Amish Shah
Guest plug: www.altr.nyc, www.jevar.co
More information on PZDA's State of the Diamond Market report: www.paulzimnisky.com/products
Show contact: paul@paulzimnisky.com or visit www.paulzimnisky.com.
Please note that the contents of this podcast includes anecdotes, observations and opinions. The information should not be considered investment or financial advice. Consult your investment professional before making any investment decisions. Please read full disclosure at: www.paulzimnisky.com.
Hosted by: Paul Zimnisky
Guest: Amish Shah
Guest plug: www.altr.nyc, www.jevar.co
More information on PZDA's State of the Diamond Market report: www.paulzimnisky.com/products
Show contact: paul@paulzimnisky.com or visit www.paulzimnisky.com.
Please note that the contents of this podcast includes anecdotes, observations and opinions. The information should not be considered investment or financial advice. Consult your investment professional before making any investment decisions. Please read full disclosure at: www.paulzimnisky.com.
Guest: Rob Bates (9th Appearance)
lundi 27 octobre 2025 • Duration 01:09:18
In this 76th episode of the Paul Zimnisky Diamond Analytics Podcast, novelist and jewelry industry journalist Rob Bates returns. The conversation begins with Rob addressing some of the feedback that his new novel "Making A Killing In Diamonds" received. Next, Paul discusses his recent keynote presentation at the Dubai Multi Commodities Centre Lab-grown Diamond Symposium. The two then share their views on De Beers' new Desert Diamonds "Beacon" and whether the marketing push will yield success. Paul then analyzes the hyperbolic move in gold prices. Finally, Paul and Rob debate the sale of De Beers, the impact of LGD on Botswana and Trump tariffs.
Hosted by: Paul Zimnisky
Guest: Rob Bates
Guest plug: www.robbatesauthor.com
More information on PZDA's State of the Diamond Market report: www.paulzimnisky.com/products
A special thanks to this episode's sponsor A Diamond is Forever. This holiday A Diamond Is Forever is introducing Desert toned Diamonds, more information can be found here: www.adiamondisforever.com
Show contact: paul@paulzimnisky.com or visit www.paulzimnisky.com.
Please note that the contents of this podcast includes anecdotes, observations and opinions. The information should not be considered investment or financial advice. Consult your investment professional before making any investment decisions. Please read full disclosure at: www.paulzimnisky.com.
Guest: Erez Rivlin Returns
samedi 7 septembre 2024 • Duration 01:07:52
In this 67th episode of the Paul Zimnisky Diamond Analytics Podcast, long-time industry expert Erez Rivlin returns to the show. The conversation begins with Paul and Erez analyzing the severity of the current industry downturn. Next, the two share thoughts on the longer-term implications of lab-grown diamonds on the legacy diamond industry. Then, they talk about Western sanctions on Russian diamonds and Erez shares a story of when he was in Moscow in the midst of the dissolution of the Soviet Union in the early 1990's. Finally, Paul and Erez talk about the future of diamond mining in Angola and the importance of a consumer recovery in China.
Hosted by: Paul Zimnisky
Guest: Erez Rivlin
Guest plug: www.diamondherald.com
More information on PZDA's State of the Diamond Market report: www.paulzimnisky.com/products
Show contact: paul@paulzimnisky.com or visit www.paulzimnisky.com.
Please note that the contents of this podcast includes anecdotes, observations and opinions. The information should not be considered investment or financial advice. Consult your investment professional before making any investment decisions. Please read full disclosure at: www.paulzimnisky.com.
Guest: Charles Stanley
lundi 22 juillet 2024 • Duration 54:54
In this 66th episode of the Paul Zimnisky Diamond Analytics Podcast, now-retired, long-time De Beers executive Charles Stanley joins the show. The episode begins with Charles recounting his earlier days at De Beers in the 1990's, especially as it pertains to the marketing side of the business and the "A Diamond Is Forever" campaign. Next, Paul shares his view on De Beers' execution of the company's Lightbox lab-grown diamond strategy. The two then share thoughts on the impact that LGDs have had on the natural diamond business while envisioning what the future could look like. Finally, Paul asks Charles what his natural diamond strategy would be today if the original De Beers marketing team were still together and the two discuss future geographic regions of growth for the diamond industry.
Hosted by: Paul Zimnisky
Guest: Charles Stanley
Guest plug: Charles's LinkedIn page
More information on PZDA's State of the Diamond Market report: www.paulzimnisky.com/products
Show contact: paul@paulzimnisky.com or visit www.paulzimnisky.com.
Please note that the contents of this podcast includes anecdotes, observations and opinions. The information should not be considered investment or financial advice. Consult your investment professional before making any investment decisions. Please read full disclosure at: www.paulzimnisky.com.
Guest: Maarten de Witte
lundi 15 juillet 2024 • Duration 45:07
U.S.-based "master diamond cutter" Maarten de Witte joins Paul to discuss an array of industry topics. The episode begins with Maarten explaining what it's like being an independent diamond manufacturer in American given that the large majority of this work is now done in India and China. Next, the two discuss the process of creating a proprietary diamond cut and Maarten tells the story of Hearts on Fire's success. They then analyze the state of the lab-grown diamond market and share thoughts on how the larger diamond industry should approach marketing and branding. Finally, Maarten talks a little bit about living in Boise, Idaho, and his bonsai tree hobby.
Hosted by: Paul Zimnisky
Guest: Maarten de Witte
Guest plug: www.americandiamondcutter.com
More information on PZDA's State of the Diamond Market report: www.paulzimnisky.com/products
Show contact: paul@paulzimnisky.com or visit www.paulzimnisky.com.
Please note that the contents of this podcast includes anecdotes, observations and opinions. The information should not be considered investment or financial advice. Consult your investment professional before making any investment decisions. Please read full disclosure at: www.paulzimnisky.com.
Guest: Andrew Rickard
samedi 29 juin 2024 • Duration 42:18
In this 64th episode of the Paul Zimnisky Diamond Analytics Podcast, Andrew Rickard from RDI Diamonds, a large diamond and jewelry wholesaler in Upstate New York, joins the show. The episode begins with Paul and Andrew talking about Oak Hill Country Club of which Andrew is a member. Next, the two analyze the state of diamond inventory in the supply chain and how currently volatile diamond prices are impacting the trade. Then they share their intermediate and longer-term views on lab-grown diamonds and the impact on natural diamonds. Next, they discuss falling consumer engagement ring budgets, diamond grading from the standpoint of a wholesaler, and if retailers will pivot back to prioritizing the selling of natural diamonds (over LGD). Finally, the two discuss how Western sanctions on Russian diamonds could impact what is already a fragile diamond market.
Hosted by: Paul Zimnisky
Guest: Andrew Rickard
Guest plug: www.rdidiamonds.com
More information on PZDA's State of the Diamond Market report: www.paulzimnisky.com/products
Show contact: paul@paulzimnisky.com or visit www.paulzimnisky.com.
Please note that the contents of this podcast includes anecdotes, observations and opinions. The information should not be considered investment or financial advice. Consult your investment professional before making any investment decisions. Please read full disclosure at: www.paulzimnisky.com.
Guest: Anthony Tsang Returns
mardi 4 juin 2024 • Duration 37:34
In this episode of the Paul Zimnisky Diamond Analytics Podcast, Anthony Tsang, CEO of The Future Rocks, returns. The conversation begins with Anthony giving an update on the company and the two discuss Chinese consumers' acceptance of lab-grown diamonds. Paul and Anthony then discuss the background of the company's proprietary "The Ring II," a lab-grown diamond solitaire ring with a created sapphire shank. Then, the two talk about how falling LGD prices are impacting the retail business and what the downstream can do to maintain margins. Finally, Paul and Anthony discuss the macroeconomic situation in China and how imminent a recovery could be.
Hosted by: Paul Zimnisky
Guest: Anthony Tsang
Guest plug: www.thefuturerocks.com
More information on PZDA's State of the Diamond Market report: www.paulzimnisky.com/products
Show contact: paul@paulzimnisky.com or visit www.paulzimnisky.com.
Please note that the contents of this podcast includes anecdotes, observations and opinions. The information should not be considered investment or financial advice. Consult your investment professional before making any investment decisions. Please read full disclosure at: www.paulzimnisky.com.
Guest: Amish Shah (4th Appearance)
jeudi 16 mai 2024 • Duration 59:04
In this 62nd episode of the Paul Zimnisky Diamond Analytics Podcast, good friend of the show Amish Shah returns. The conversation begins with Paul and Amish analyzing the current "tornado" of factors impacting the global diamond industry: supply hangover, Russian sanctions, LGDs and a possible sale of De Beers. Next, Amish explains the sentiment of diamond manufactures in India and whether they will "give up" on natural diamonds. The two then discuss the future of the lab-diamond business and the macroeconomic effect of China and India on diamond demand. The recent Lightbox price cut and LGD profit margins are also discussed before the episode ends with a primer by Amish on Indian mangos.
Hosted by: Paul Zimnisky
Guest: Amish Shah
Guest plug: www.altr.nyc, www.jevar.co
More information on PZDA's State of the Diamond Market report: www.paulzimnisky.com/products
Show contact: paul@paulzimnisky.com or visit www.paulzimnisky.com.
Please note that the contents of this podcast includes anecdotes, observations and opinions. The information should not be considered investment or financial advice. Consult your investment professional before making any investment decisions. Please read full disclosure at: www.paulzimnisky.com.
Guest: Rob Bates (7th Appearance)
mercredi 1 mai 2024 • Duration 01:06:37
Mystery novelist and JCK News Director Rob Bates returns to the show for a seventh time. The show begins with Paul analyzing whether the current diamond market softness is more cyclical or secular in nature. Next, Paul and Rob talk about how the retail segment of the trade is currently viewing lab-grown diamonds and whether a "pivot" back to natural diamonds is in the cards. The two then discuss what they got right and wrong about the evolution of LGD jewelry over the last decade. Next, Paul and Rob dissect a ruling by the U.K.'s Advertising Standards Agency pertaining to LGD producer Skydiamond and they share thoughts on news of for-profit gem-lab IGI reportedly considering a public offering. Finally, the two opine on the watch market and whether they would personally buy a Rolex.
Hosted by: Paul Zimnisky
Guest: Rob Bates
Guest plug: www.robbatesauthor.com
More information on PZDA's State of the Diamond Market report: www.paulzimnisky.com/products
Show contact: paul@paulzimnisky.com or visit www.paulzimnisky.com.
Please note that the contents of this podcast includes anecdotes, observations and opinions. The information should not be considered investment or financial advice. Consult your investment professional before making any investment decisions. Please read full disclosure at: www.paulzimnisky.com.
Guest: David Kellie Returns, Again
samedi 13 avril 2024 • Duration 47:59
David Kellie, the CEO of the Natural Diamond Council (NDC), returns to the show for a third time. The conversation begins with David discussing the NDC's recent marketing shoot in Canada's Northwest Territories with actress Lily James. David then shares his cold-water plunge experience in minus 30-degree temperatures. Paul and David then go on to talk about the NDC's process for selecting celebrity representatives. The two then discuss De Beers' seeming return to a more generic focused diamond marketing strategy. Next, Paul shares his views on the pitfalls of price discounting of natural diamonds and why natural diamonds can't compete with lab-grown diamonds (LGD) on price. Finally, the two discuss how the diamond trade is chasing the more attractive profit margins of LGDs to the detriment of natural diamonds –and what the natural diamond industry can do about it.
Hosted by: Paul Zimnisky
Guest: David Kellie
Guest plug: www.naturaldiamonds.com
More information on PZDA's State of the Diamond Market report: www.paulzimnisky.com/products
Show contact: paul@paulzimnisky.com or visit www.paulzimnisky.com.
Please note that the contents of this podcast includes anecdotes, observations and opinions. The information should not be considered investment or financial advice. Consult your investment professional before making any investment decisions. Please read full disclosure at: www.paulzimnisky.com.







