Guilhem is a content creator with a deep passion for the history of jewelry and gemstones. For several years, he has been sharing his discoveries and research on antique jewelry through his blog and social media, where he has built an international community of enthusiasts, professionals, and curious minds.
Guilhem Merolle
Guilhem Merolle
His work has led him to collaborate with many key players in the field — including antique jewelry dealers, auction houses, jewelers, and specialized fairs and events, both in France and internationally.
To take his passion further, he founded Collectissim, a platform dedicated to the world of jewelry and gemstones, which includes a website, a YouTube channel, and an active presence on social media.
In 2024, he launched Collectissim Magazine, an independent high-end publication focused on jewelry, its history, savoir-faire, gemology, and the market. With international distribution, the magazine is aimed at professionals, collectors, and anyone with a keen interest in fine jewelry.
