Size guide

Welcome behind the scenes of MYSTERYJOY , in the 9th arrondissement of Paris, France, epicenter of craftsmanship in the heart of the prestigious diamond district. The manufacturing workshop is the place where art and precision meet to give birth to unique creations, combining tradition and innovation.

At MYSTERYJOY, each piece is a story in its own right, crafted with precision and dedication by passionate artisans. A true sanctuary where 18-carat gold becomes a canvas, laboratory diamonds come to life, and lacquer transforms into bursts of color.

Craftsmanship is at the heart of our philosophy. Every step of the creation process, from design to assembly, is carried out by hand with exceptional attention to detail. Each piece of jewelry is a unique piece, carrying with it the imprint of the expertise of the artisans, who use their know-how.

At MYSTERYJOY, we pride ourselves on our commitment to ethics and sustainability. This is why we use exclusively 18 carat gold , lacquer as well as laboratory diamonds , an ethical alternative to mine stones that guarantees beauty and purity without compromise.

Each of our creations is the result of a harmonious collaboration between jewelry tradition and modern innovation . Our pieces transcend ephemeral trends to become timeless symbols of refinement and elegance.

Explore the world of our collections, where art, passion and expertise combine to create exceptional piec

The lab-grown diamond, created using the HPHT (High Pressure High Temperature) method, embodies the future of ethical jewelry, bringing together the 4Cs – Carat, Clarity, Color and Cut – with unrivaled and perfect precision. The HPHT method reproduces the extreme conditions present in the Earth's mantle, where mined diamonds are born. This advanced process allows the formation of pure carbon crystals, resulting in lab-grown diamonds with physical, chemical and optical characteristics identical to their earth-mined counterparts.

Each lab-grown diamond is meticulously selected, guaranteeing exceptional quality and brilliance. By opting for our creations, you choose a jewel that combines diamond tradition with scientific innovation , without any compromise on quality. Our commitment to lab-grown diamonds is based on the belief that beauty can coexist with ethics. These precious stones, true masterpieces of science, offer a sustainable alternative without sacrificing quality or brilliance.

Our pieces are not simply set with these precious stones, they are enigmas to be discovered, stars that whisper secrets in the night.