Opus knives is currently in Quebec under the name Charles de BUYER.

The latest customs are available from Berthier cutlery.

Discover five years of designing and manufacturing handcrafted knives!

Each knife is the fruit of meticulous craftsmanship and attention to detail. Whether you're a collector or a discerning user, you'll find knives here that combine aesthetics with functionality.

I hope you will enjoy this collection and discover the fascinating world of handcrafted knives.

Welcome to my world of passion and precision.

Discover knives designed with European brands in mind!

I've had the great honor of collaborating on my designs with some of Europe's leading cutlery brands.

I signed two EDC models with the famous German brand Böker and one model with the excellent Spanish brand Cudeman.

Find all these models in your favorite cutlery store.

Opus knives also has a YouTube channel