Gold
Investment-grade bullion and antique gold pieces, each verified for purity and provenance.
Pure Investment Gold
Gold Bullion of Certified Purity
Investment-grade bars and ingots, assayed and authenticated.
Antiques & Fine Jewelry
Timeless Treasures in Gold, Diamonds & Rare Gemstones
Luxoria Treasures is a trusted dealer of exceptional gold, certified diamonds, and the world's most coveted gemstones and precious stones — curated for collectors who accept nothing less than extraordinary.
Our Collections
A Curation of the Finest
Every acquisition is hand-selected and authenticated by our master appraisers.
Diamonds
Certified brilliant-cut and fancy diamonds selected for exceptional fire, clarity, and brilliance.
Gemstones
Emeralds, rubies, sapphires and beyond — vivid, ethically sourced stones of remarkable color.
Precious Stones
Rare opals, tanzanite, and collectible minerals for the most discerning of connoisseurs.
About the House
Led by John Griffith
Founder and CEO John Griffith has devoted his life to the pursuit of rare beauty. With decades of experience trading in gold, diamonds, gemstones, and precious stones, he has built Luxoria Treasures into a name synonymous with authenticity, discretion, and uncompromising quality.
Each piece that passes through our doors is examined with a master's eye and a collector's passion. We don't simply sell treasures — we steward them, ensuring every client receives a piece of enduring value and history.
- ◆Certified authentication on every piece
- ◆Private, by-appointment consultations
- ◆Global sourcing network
- ◆Confidential acquisitions & sales
— John Griffith
Founder & CEO
Client Stories
Trusted by Collectors Worldwide
A selection of recent purchases from our valued clientele.
★★★★★
“The diamond John sourced for me exceeded every expectation. Flawless brilliance and a certificate to match. Luxoria Treasures has earned a client for life.”
Eleanor Whitmore
New York, NY · 3.2ct Diamond Solitaire
★★★★★
“I have purchased gemstones across three continents, and the quality here is unmatched. The emerald's color is simply extraordinary — a true collector's stone.”
Rajesh Mehta
London, UK · Colombian Emerald
★★★★★
“From the first call to the final handover, the experience was impeccable. The gold piece is a heirloom my family will treasure for generations.”
Sophia Laurent
Miami, FL · Antique Gold Necklace
★★★★★
“John's expertise is evident in every detail. He found me a pigeon's-blood ruby that I had searched years for. Discreet, professional, and trustworthy.”
Marcus Bellini
Geneva, CH · Burmese Ruby
★★★★★
“The opals are breathtaking — fire and color I've never seen elsewhere. Luxoria Treasures handles rare precious stones like no one else in the business.”
Amara Okonkwo
Lagos, NG · Australian Opal Suite
★★★★★
“A seamless, secure transaction with complete transparency on purity and pricing. I now bring all of my gold investments to Luxoria Treasures.”
David Chen
Singapore · Gold Bullion Investment
Get in Touch
Begin Your Acquisition
Whether you are buying, selling, or seeking an appraisal, John Griffith and our team are available for private, by-appointment consultations.
Call Us
+1 305-367-7735Hours
By Appointment
Mon – Sat