What we offer
Everything around the gemstone — from one source.
From appraisal to auction management, from cutting to estate support: we offer the full spectrum of services around investment-grade colored gemstones — individually or as a full mandate.
Laboratory analysis
Coordinated examination by independent gemmological laboratories — SSEF, GRS, SIG. Including treatment, origin and authenticity findings.
Valuation & appraisal
Professional market-value assessment with comparable data, spread analysis and liquidity judgment. Suitable as a basis for insurance, inheritance, lending.
Cutting & refining
Cutting decisions and refining in cooperation with specialized cutters. Before/after documentation and weight evolution.
Auction management
We organize the auction process from choice of house to consignment — on behalf of the client, discreetly, with full documentation.
Portfolio supervision
Ongoing supervision of existing gemstone portfolios — valuation, rebalancing, reporting, hedging and divestment recommendations.
Full-service execution
From first consultation to custody: we handle every stage and keep it documented and auditable for the client.
Inheritance cases
Specialized support for estate matters involving gemstone collections — inventory, valuation, division among heirs, sale.
Platinum partnerships
Deepened mandates for families, family offices and institutional clients with recurring needs — with a fixed point of contact and predefined processes.
Commission individually — or bundled into one mandate.
Each of these services can be commissioned on its own. As involvement grows, we bring everything under one mandate — with a clearly defined scope, fixed points of contact and a team that knows every aspect.