Crafted with Passion, Built to Last
Three decades of horological excellence. One unwavering standard.
30+
Years of Excellence
Serving collectors worldwide since 1994
4,800
Timepieces Curated
Spanning over 60 prestigious maisons
98%
Client Satisfaction
Measured across 12,000+ transactions
42
Countries Reached
White-glove delivery, worldwide
Our Mission
Excellence Is Not an Option
It is a standard.
Every timepiece in our collection is personally authenticated by our team of expert horologists. From movement to clasp, every detail is inspected, documented, and guaranteed before it reaches your hands. We partner directly with authorised dealers and trusted estates to source only pieces with complete provenance — ensuring your investment is protected from the moment you choose us.
Our Heritage
Three Decades of Horological Expertise
Founded by master watchmaker Henri Leblanc in Geneva, Diamor began as a restoration atelier before evolving into the premier destination for serious collectors. Today, our team of 28 specialists across four continents brings that same artisanal spirit to every client interaction. Whether you are building your first collection or seeking a rare complication to anchor a lifetime of connoisseurship, our advisors are here to guide you with knowledge, discretion, and passion.
Explore the CollectionClient Stories
Trusted by Collectors Worldwide
Don't just take our word for it — here's what our customers are saying.
"Diamor's team helped me acquire a Patek Philippe perpetual calendar I had been searching for over five years. Their network and discretion are unmatched."
"The authentication process gave me complete confidence. Every document was in order and the watch arrived in immaculate condition with white-glove delivery."
"I have worked with many dealers across Europe. Diamor stands apart — their knowledge of vintage Rolex is encyclopaedic and their after-sales support is outstanding."
Find Your Next Timepiece
Browse our curated collection or speak with an advisor for a personalised recommendation.