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The Unique Diamond Master of Quebec

Welcome to GM-Adamantin – where tradition meets brilliance in the heart of Montreal's historic Phillips square.

Explore Our Services Our Story

Why GM Adamantin?

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Heritage Meets Innovation

Decades of experience combined with state-of-the-art equipment for truly unmatched results.

Personal Mastery

Every stone is cut and polished by Gevorg himself – no outsourcing, no compromises.

Montreal's Gem

Located in the Cathcart Building, GM-Adamantin is Quebec's last master-led diamond atelier.

Our Signature Services

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Diamond Cutting & Polishing

Master-crafted cuts and finishes that reveal the soul of every diamond.

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Diamond Buying & Selling

Ethical sourcing, transparent pricing, and expert guidance for buyers and sellers.

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Consultation & Appraisals

Understand what your diamond is truly worth—cut to certificate and beyond.

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Gemstone Cutting & Polishing

From rubies to emeralds—every facet perfected by hand and vision.

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The Workshop in Action Section

The Workshop in Action

Step inside the atelier where precision meets artistry. Every tool, every technique, every moment is dedicated to revealing the hidden beauty within each stone.

Precise Cutting Tools

Micrometric machines that control every angle with sub-millimeter accuracy

Master's Hands at Work

Decades of experience guide every movement, every decision

Faceting Tables

Where rough stones are transformed into brilliant gems

Polishing Wheels

Final stages where stones achieve their mirror-like finish

Shaping with Meticulous Gadgets

The root of the appearance of the gems

Microscope Analysis

Every inclusion, every facet examined under magnification

Precision Instruments

Advanced microscopes and laser measurement tools for exact analysis

Cutting Machines

Micrometric control systems for flawless geometric precision

Polishing Equipment

Specialized wheels and compounds for mirror-grade finishes

Master's Touch

The irreplaceable human element that brings soul to science

This isn't a factory. It's an atelier—where light is sculpted.

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See the Magic Unfold

Witness the transformation from rough stone to brilliant gem. Every cut, every polish, every moment of creation captured in stunning detail.

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Diamond Cutting Precision

Watch the master's hands transform rough stone into brilliant gem

Polishing Perfection

Final stages where diamonds achieve their mirror-like brilliance

Diamond Checkup

Every diamond is inspected for cut, clarity, color, and carat.

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What Our Clients Say

"Watching Gevorg work was like witnessing poetry in motion. The care and precision he brought to my grandmother's diamond was extraordinary."

Marie-Claire Dubois

Heritage Restoration Client

"The time-lapse video of my engagement ring being cut brought tears to my eyes. It's not just a ring—it's a work of art with a story."

James & Sarah Chen

Custom Engagement Ring

"As a jewelry designer, I've worked with many cutters. Gevorg's attention to detail and artistic vision is unmatched in Quebec."

Antoine Moreau

Jewelry Designer

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Let's Bring Your Vision to Life

Whether it's a raw diamond or a treasured heirloom, we'll help it shine like never before.

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