High-jewellery pieces, exceptional diamonds, bespoke creations from the greatest maisons: AC PRIVATE — A List concierge is the jewellery concierge for a discerning international clientele, in absolute discretion.

Jewellery · Diamonds · High jewellery

The finest stones are not found in a window display: they are earned through trust, expertise and a network few possess. AC PRIVATE — A List concierge guides collectors and families in the search for the rarest pieces.

AC PRIVATE's jewellery concierge serves collectors, wealthy families and personalities for whom a jewel is far more than an ornament: it is heritage, emotion and legacy. We orchestrate the search, acquisition and stewardship of exceptional pieces, from Place Vendôme to the great international maisons.

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What is a jewellery concierge?

A jewellery concierge is a private service dedicated to sourcing high-jewellery pieces and exceptional diamonds. Where a boutique offers its own collections, a jewellery concierge mobilises a network of maisons, independent jewellers, stone dealers and auction houses to find the piece you seek — including those never displayed.

What AC PRIVATE makes possible

1. Sourcing diamonds and rare gemstones

Fancy colour diamonds, Colombian emeralds, Kashmir sapphires, Burmese rubies: our network of direct relationships with dealers and maisons can, depending on the case, provide access to certified exceptional stones, often before they reach the market.

2. High jewellery and bespoke creations

Unique pieces, high-jewellery parures, special orders from the greatest maisons (Cartier, Van Cleef & Arpels, Boucheron, Graff, Harry Winston): we support bespoke creation from the first sketch to confidential delivery.

Have a project in mind?

Our experts are ready to create a bespoke experience for you.

Request a confidential consultation

3. Private appointments at Place Vendôme and beyond

Confidential presentations, private salon appointments, access to high-jewellery collections before their public showing: we open the doors of the most prestigious maisons in Paris, Geneva, London and Monaco.

4. Acquisition advisory and expertise

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Provenance, certification, stone quality, collection coherence: we advise alongside independent gemmologists and experts for informed and secure acquisitions.

5. Conservation, insurance and transmission

Secure logistics, safes, specialist insurance, collection inventory, transmission advisory: your collection is accompanied over time.

Why a concierge rather than a boutique?

A boutique sells its own collections. A jewellery concierge searches for what you truly desire, mobilises an international network of maisons and dealers, and preserves your anonymity — a decisive advantage for the rarest pieces and confidential acquisitions.

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See also: what a true luxury concierge is and our watch concierge.

Frequently asked questions about the jewellery concierge

Can you access diamonds and rare stones not available in boutiques?

Depending on the stones and availability, our network of direct relationships with dealers, maisons and experts can provide access to certified exceptional diamonds and gemstones, often before they reach the market.

© AC PRIVATE

Do you assist with creating bespoke high-jewellery pieces?

Yes. We support bespoke creation from the first sketch to confidential delivery with the greatest maisons, preserving your anonymity throughout.

Do you arrange private appointments at jewellery maisons?

Yes. We facilitate confidential presentations and private salon appointments at the most prestigious maisons on Place Vendôme, in Geneva, London and Monaco.

For a confidential conversation: [email protected].

Our areas of operation

Local intendance at the heart of our locations

Alexandre Emmelin

Alexandre Emmelin

Founder, AC Private

Alsatian entrepreneur, Alexandre founded AC Private with one conviction: true luxury is reclaimed time. He personally leads the most sensitive missions and writes a monthly editorial sharing his vision of exceptional concierge service.

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