The Mellon Blue A Vivid Blue With A Remarkable Story Sells For 25 6 Million | Danielle Saudino

A gemologist, a master jeweler, and a goldsmith — working together to acquire, design, and fabricate objects of singular beauty and enduring value.

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Diamonds — Explore notable gems and rare colored diamonds — investment-grade stones with documented provenance, GIA certification, and exceptional geological rarity.
Team — Meet the gemologist, master jeweler, and goldsmith behind Danielle Saudino — a Seattle atelier dedicated to rare stones and singular craftsmanship.
Storefront — Visit the Danielle Saudino atelier in Pioneer Square, Seattle — where rare stones meet master goldsmithing in a private, by-appointment workshop.
Contact — Request a private consultation or inquire about rare stones and bespoke commissions. Our Seattle atelier welcomes collectors by appointment.
What We Do — Rare stone acquisition, bespoke jewelry commissions, private consultations, collection advisory, and gem authentication — from our Seattle atelier.
Past Commissions — A selection of bespoke high jewelry commissions — each piece individually designed and handcrafted in our Seattle workshop for a private client.
Gem News Page — Industry news and market analysis on rare colored diamonds, notable gemstones, and significant auction results from the Danielle Saudino journal.
Gem Education Page — Reference guides on gemstone grading, fancy color diamonds, origin premiums, and treatment disclosure — written for collectors and enthusiasts.
Privacy Policy — How Danielle Saudino collects, uses and protects the information you share with us, and the choices you have.
Terms Of Service — The terms that govern the use of daniellesaudino.com.
Accessibility — How daniellesaudino.com is built to meet WCAG 2.1 AA, where it falls short, and how to reach us by phone, text, email or video instead.
Sourcing — How we source rare stones, what we disclose about treatment and origin, and what we will not do. Three commitments, in writing.
After Sale Services — Recutting, cleaning and inspection, resizing, re-tipping, polishing, rhodium plating, engraving and redesign at our Seattle bench, with typical timings and how to arrange a service.
Care Keeping — How to care for diamonds, sapphires, emeralds, opals, pearls and the metals that hold them, and what may safely go in an ultrasonic cleaner at home.