Luminous
Desire.
Discover the new standard of modern heirlooms. Ethically sourced diamonds set in architectural silhouettes.
Conflict-Free Sourcing
Every diamond and gemstone is rigorously audited through the Kimberley Process to guarantee ethical, sustainable origins without compromise.
Master Craftsmanship
Forged entirely by hand in our Parisian and New York ateliers, honoring centuries-old goldsmithing techniques that machines cannot replicate.
HPT Demo Lifetime Care
Our commitment extends beyond your purchase. Enjoy complimentary annual ultrasonic deep cleaning, prong re-tipping, and official appraisals.
Curated Categories
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Rings
Necklaces
Earrings
Bracelets
Radiant Cut Diamond Collar
A breathtaking cascade of brilliant-cut diamonds, seamlessly articulated in 18k white gold to drape flawlessly along the collarbone. Over 12 carats of ethically sourced fire.
$45,000
Your Legacy,
Realized.
There is no deeper expression of luxury than a piece forged exclusively for you. Commission an heirloom through our private bespoke service. From loose diamond selection to custom 3D wax renders, our creative director will guide you through an intimate journey of creation.
Full Catalog.
Explore our complete archive of ready-to-wear masterpieces, designed for immediate acquisition.
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Crafted for Eternity.
The Philosophy
HPT Demo was born from a singular vision: to create an unadulterated space for fine jewelry creation. In a world of fast fashion and machine-made molds, we chose to master the human touch.
We believe that true beauty resides in details the naked eye might miss, but the heart feels. Every stone is meticulously hand-selected for its fire, and every setting forged to amplify its brilliance.
Client Services.
Need assistance with an order, or looking to commission a bespoke piece? Our concierge is here to assist.
Flagship Atelier
764 Fifth Avenue
New York, NY 10019