Trade Secrets: A Wake-Up Call for Diamond Suppliers 

To succeed in today’s digital-first retail environment, upstream players have a lot of catching up to do.
Elle Hill portrait image

Retail has evolved. Clienteling has evolved. And if you are sitting on the upstream side of this industry, thinking the earthquake will stop before it reaches your desk, I have news for you: It’s already there. 

For 30 years, I have watched the jewelry supply chain behave as if the end consumer were somebody else’s problem. Mines would sell goods to cutters. Cutters would sell to manufacturers. Manufacturers would sell to wholesalers. Wholesalers would sell to retailers. And retailers, bless them, would do the uncomfortable work of actually talking to people.  

That model is gone. And the suppliers and manufacturers who do not catch up will watch their retail partners route around them within the next 18 months. 

Modern clienteling 

Here’s what has happened while we have been quietly reordering the same stock. The retail customer no longer walks into a store cold. She has gone through a dozen touchpoints online before she crosses the threshold. She has watched a jeweler in Texas reel a provenance story on Instagram. She has compared your competitor’s price on an AI-powered shopping app. She knows roughly what your retailer paid for that parcel, because Rapaport and reams of data are a tap away. By the time she asks a question, the retailer is not selling; the retailer is validating. 

That is modern clienteling. And it is powered by one thing: data. The retailers doing it well are capturing every preference, every milestone, every whisper of intent, and feeding it into a living client profile. They know when she last bought, what she wore to her best friend’s gallery opening, when her daughter’s bat mitzvah is. When they come to you to source, they are not asking for a parcel of D-flawless rounds. They are asking for a piece that will land on the third Tuesday of October, because that is when the ambassador client is celebrating her 25th. 

Now ask yourself honestly: Can you meet that ask? 

If your answer involves a spreadsheet, an email, a phone call to a memo runner, and a three-week wait, you are already losing. Because somewhere in Antwerp, Mumbai or Bangkok, there is a supplier who has digitized every stone in inventory, has tagged it with video, origin, cut quality and emotional cues, and can drop it into a retailer’s clienteling platform inside 30 minutes. That supplier is the one the retailer calls next time. 

So what do you do?  

Fixing the problem requires four moves, none of them optional. 

First, digitize your inventory at the asset level, not the parcel level. Every stone, every mounting, every finished piece needs high-quality imagery, video, certification data and provenance attached. If a retailer cannot share it with her client on WhatsApp within the hour, it is invisible. 

Second, integrate. Choose APIs and platforms your retail partners actually use. Loupe, Smart Age, the new clienteling tools coming out of Silicon Valley and Tel Aviv. Pick your lane and plug in. The era of PDF price lists arriving by email is over. If you are still working that way in 2026, you are the problem. 

Third, deploy AI where it earns its keep. Not for the shiny demo. For the hard, unglamorous jobs it does brilliantly. Automated grading cross-checks. Pricing intelligence. Inventory matching against retailer wish lists. Translation of client briefs into sourcing parameters. Predictive reordering. AI is not here to replace your people. It is here to free your best people to do what only humans can do, which is build real relationships with your retail partners and their clients. That is the whole point. Humans doing the human work, machines doing the machine work. 

Fourth – and this is the one most suppliers are getting painfully wrong – show up as a brand. Your retail partners are curating a story for their customers. If your brand looks like a fax machine, you make their story harder to tell. Clean up your LinkedIn. Refresh your website. Publish a point of view. Train your sales team to be industry voices, not order-takers. Become the supplier they want to credit, not the one they hope nobody asks about. 

The upstream players who win the next decade will not be the ones with the lowest cost or the biggest inventory. They will be the ones who have understood that clienteling does not end at the retail counter; it travels all the way back up the chain. Every single link needs to earn its place in the customer’s story. 

Your retail partners have already done the hard work. Catch up, or step aside. 

Elle Hill is founder and CEO of consulting firm Hill & Co. 

Main image: Elle Hill. 

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Trade Secrets: A Wake-Up Call for Diamond Suppliers 

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