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August 30, 2026
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As seen in Vogue | Handmade in London | Hypoallergenic Materials | Secure Payments | Free Delivery UK & Worldwide | Shipped from UK
As seen in Vogue | Handmade in London | Hypoallergenic Materials | Secure Payments | Free Delivery UK & Worldwide | Shipped from UK
The obvious diamond pieces from mainstream luxury houses are not hard to find. Genuine non-diamond luxury jewelry, the kind billionaires actually collect, is almost impossible to access unless you already know where to look. Private salons, invitation-only ateliers and estate dealers keep their best pieces off the internet entirely. Here is where the ultra-wealthy really shop, and where that same handmade, natural-gemstone craftsmanship is available without a waitlist or a seven-figure minimum.
Most true high jewellery never touches a shop window. Clients in Mayfair, Geneva and Paris buy through private, appointment-only showrooms instead, often after years on a waiting list.
Joel Arthur Rosenthal, known simply as JAR, runs one of the most secretive boutiques in the business from Place Vendome in Paris. His pieces favour vivid coloured gemstones over diamonds and are built one at a time for a specific client, never produced in a run.
Maison Van Cleef & Arpels operates a similar private client tier above its retail collections, reserved for buyers commissioning one-off high jewellery rather than shopping off the shelf.
A handful of houses have built their reputation specifically on avoiding diamonds in favour of unconventional stones and materials.
Hemmerle, a fourth-generation family house in Munich, sets rare gemstones against materials such as wood, iron and aluminium rather than traditional precious metal alone. Suzanne Belperron’s New York based house is known for sculptural, curved designs in chalcedony and turquoise. Mumbai and London based designer Viren Bhagat blends Mughal architectural detail with Art Deco lines and produces only 50 to 60 pieces a year, which keeps every design genuinely rare
Collectors who want a specific historical piece rather than a new commission turn to estate dealers. Siegelson, on Fifth Avenue in New York, is one of the best known, sourcing museum-quality vintage pieces by designers such as Belperron for private clients.
Invitation-only sales at Christie’s and Sotheby’s are where the rarest unheated Burmese rubies, Colombian emeralds and Kashmir sapphires actually change hands, usually well before a public auction catalogue is printed.
Strip away the price tags and every house above shares the same three principles. First, the gemstone itself does the talking, chosen for colour, rarity and provenance rather than a diamond’s certificate. Second, every piece is hand-set rather than cast from a factory mould. Third, no two pieces are identical.
None of that requires a Paris atelier or a seven-figure budget. It requires a maker who works with real, natural stones and a hand technique that cannot be mass produced.
Sarah Valley applies the same principle at an accessible level. Every piece is hand set using wire crochet and Egyptian thread crochet, techniques that hold a natural gemstone in place without glue, resin or machine casting, the same rejection of factory production that defines the private ateliers above.
There are no diamonds in the collection, only genuine gemstones, freshwater pearls and Czech crystals selected for tone and character rather than certification. A handmade gemstone bracelet or a gemstone necklace is built in a London studio by a single maker, not a factory line, which is the same one-maker principle that makes a Hemmerle or a Bhagat piece feel personal.
Buyers who want a fully private commission, choosing a specific stone, colour palette or design brief, can also request a custom piece directly, which mirrors the private-client model above without the years-long waitlist
Whether the budget is four figures or seven, the same checklist applies when buying non-diamond fine jewellery.
Confirm the stone is natural, not synthetic or glass. Ask how the piece is set, hand work should be visible under close inspection rather than a uniform factory finish. Prioritise gemstone earrings and pieces made from genuine semi-precious or precious stones over plated fashion jewellery, since colour and character are the entire point of buying non-diamond. Finally, favour a maker who will tell you exactly who made the piece and how, rather than a brand name alone.
Billionaire collectors favour rare coloured gemstones such as unheated Burmese rubies, Kashmir sapphires and Colombian emeralds, often set in unconventional materials like aluminium, iron or carved jade rather than traditional diamond settings.
Quiet luxury jewelry favours craftsmanship, natural materials and understated design over visible logos or diamond size. The value sits in the stone, the hand technique and the rarity of the piece rather than in overt branding.
The wealthiest collectors buy through private, appointment-only salons, specialist estate dealers and invitation-only auctions rather than retail stores, since the rarest non-diamond pieces are rarely offered publicly.
Prestige in high jewellery is spread across a small number of private houses rather than one store. JAR in Paris, Hemmerle in Munich and Van Cleef & Arpels’s private client tier are among the names most frequently named by collectors.
Alongside major heritage houses such as Cartier and Van Cleef & Arpels, serious collectors also wear pieces from smaller, private ateliers like JAR, Hemmerle and Bhagat, precisely because they are harder to obtain and produced in far smaller numbers.
Access to a private Paris atelier is not realistic for most buyers, and it does not need to be. The same natural stones, hand craftsmanship and one-of-a-kind principle that define billionaire jewellery collecting are available through a maker who still works piece by piece, in full view, without the invitation-only barrier.
Sarah Mubarrak is the founder of Sarah Valley, a handmade jewellery brand based in the UK. She designs unique pieces using natural gemstones, crystals, and pearls, all crafted by hand with skin-safe materials. Inspired by nature, Sarah creates jewellery for women who want to feel confident and stand out.