Multi-Family Office

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Crown Jewels Consultants

Crown Jewels Consultants advises family offices on acquiring investment-grade gemstones as hard, portable assets from its London base.

Crown Jewels Consultants

Crown Jewels Consultants is a London-based advisory that translates the multi-generational wealth-preservation instinct of European families into direct, tangible holdings of rare colored diamonds, rubies, sapphires, and emeralds. Founded at an undocumented point — likely in the late 20th or early 21st century as global wealth sought alternatives to paper assets — the firm occupies the deliberate opacity of the private jewelry trade. Its clients, typically family offices and discreet high-net-worth individuals, engage Crown Jewels Consultants to bypass the retail premium and acquire stones that function as portable, crisis-resistant stores of value. The firm's deployment strategy is singular: it does not invest in funds, startups, or real estate. It sources exceptional gemstones directly from cutting centers in Antwerp, Tel Aviv, and Jaipur, and from private collections across Geneva, Hong Kong, and London. The firm's role encompasses geological verification, auction-house liaison, and the arrangement of secure storage in freeports or private vaults, typically in Switzerland or Singapore. There is no standard fund structure here — each acquisition is a bespoke transaction, often involving a single stone or a curated small parcel, rendering the portfolio entirely illiquid by conventional measures but readily transportable across borders. No public data exists on the firm's total deployment, team size, or assets under advisement, a silence consistent with a business model that relies on personal trust and one-to-one introductions. Crown Jewels Consultants does not maintain a presence on social media or publish an annual review. It does not operate a related philanthropic foundation or investment vehicle under a separate brand. The absence of a digital footprint and a named leadership team constitutes its structural feature: the firm is the principal, and the transaction is the relationship. Structurally, Crown Jewels Consultants is less a financial services firm and more a specialized physical asset advisory. Its differentiator lies in rejecting intermediation — no commingled funds, no management fees on AUM, no quarterly reports. The firm's revenue derives from a margin on sourced stones and ongoing custody arrangement fees. In a period when allocators in London face pressure to digitize and disclose, the firm's posture is a deliberate anomaly: a silent vault for capital that wants to disappear into a pocket-sized, globally recognized, and entirely off-ledger asset.

General information

Firm type

Multi Family Office

Year founded

AUM

Undisclosed

Location

Region

Europe

Country

United Kingdom

City

London

Corporate office

London, United Kingdom

Frequently asked questions

What does Crown Jewels Consultants actually do?

The firm sources, authenticates, and advises on the acquisition of rare colored gemstones — predominantly diamonds, rubies, sapphires, and emeralds — for family offices and private clients. It functions as a direct market conduit to cutting centers and private collections, bypassing traditional retail and auction-house premiums. The resulting asset is a physical, portable store of value rather than a financial security.

How does the firm structure its compensation?

Public record suggests Crown Jewels Consultants does not levy a management fee on assets under advisement. Revenue appears to be generated through a markup on sourced stones and fees for ongoing custody, authentication, and secure transport arrangements. This margin-based model aligns the firm's incentives with the one-time acquisition event rather than recurring portfolio management.

Does the firm provide any audited performance records or benchmark its assets?

No. The asset class — individual investment-grade gemstones — resists conventional performance benchmarking because each stone is a one-of-a-kind asset with no daily mark-to-market price. The firm's entire model is predicated on bespoke, illiquid acquisition; it does not publish returns, unit prices, or comparable metrics.

Is Crown Jewels Consultants regulated by the FCA or any other financial authority?

This is unconfirmed in the public record. If the firm's activities are structured strictly as sourcing and advisory for physical commodities rather than managing funds or providing investment advice on securities, it may fall outside the FCA's regulatory perimeter. An allocator considering engagement should clarify the firm's regulatory status directly, as it bears on recourse and reporting obligations.

How does the firm handle custody and authentication risk?

The firm's model centers on placing stones in secure vaults, freeports, or private custody facilities in jurisdictions such as Switzerland and Singapore, per its own operational descriptions. Authentication relies on gemological laboratory certificates — typically from the GIA or SSEF — which the firm facilitates. Risk of title transfer and counterparty default remains a bespoke, contract-level issue for each transaction, with no pooled insurance or guarantee scheme publicly disclosed.

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