Cosimo

Cosimo Mirarchi is a Sydney-based designer and Master Jeweller with a deep passion for craftsmanship and design excellence. His journey began at the age of 19, when he discovered his love for jewellery and the art of creating pieces that hold personal meaning and timeless beauty.

For more than a decade, Cosimo has designed and produced bespoke luxury jewellery for clients across Australia. His expertise and dedication are reflected in every piece, each one crafted with precision, creativity, and a commitment to capturing the unique stories of those who wear them.

At COSIMO, the focus is on diamond artisan bespoke jewellery, including engagement rings, luxury baptism crosses, and elegant chains. The studio also offers expert repair services for both jewellery and watches, maintaining the same standard of care and quality that defines every creation.