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About StellaBela

Fine jewellery with the price broken down, line by line.

What we do

Radical price transparency as the entire brand. Every piece shows its cost breakdown: the stone with its certification and what we paid, the metal by weight at the current market price, setting and finishing labour with the hours, and our margin as a stated percentage. Buyers can change the stone, the metal and the setting and watch each line move. Independent certification on every stone, lifetime resizing and a published buy-back price so the piece has a known floor. Made to order, which is what makes carrying no inventory and no markup possible.

Who we built it for

Buyers of 400 to 4,000 dollar jewellery: engagement rings, anniversary pieces and self-purchase. Aged 25 to 50, research-heavy, and deeply suspicious of jewellery pricing.

The problem

Jewellery pricing is opaque by design, with markups between three and ten times cost and no way for a buyer to know where they sit.

Buyers research obsessively, learn a little about stone grading, and still have no idea whether the ring in front of them is fairly priced.

The purchase is emotionally significant and the experience is one of managed ignorance.

Try it before anything else

The free true-margin calculator runs in your browser with no account. Put in your price and costs, and see what you actually keep. Open it.

The one promise

The free tool on this site is genuinely free and genuinely useful. It does not withhold the answer behind an email form, it does not degrade after a trial, and it does not exist to harvest your data. If it helps you and you never pay us, that is a fine outcome.

Work out what you really keep per listing

Put in your price, costs, fees, returns and ad spend. See what you keep per listing and the most you can pay to win a customer. Runs in your browser. No account, no card, no call.

Open the free tool

It runs in your browser. StellaBela never sees your inputs.