About Us

Introduction to Jewels of Monaco
Discover the distinctive differences at Jewels of Monaco. Whether designing an incomparable engagement ring, breathing new life into a cherished jewelry treasure, or selecting a luxury timepiece, our Burlingame boutique and dedicated team offer a seamless and sophisticated experience that feels effortlessly welcoming.
Renowned for our commitment to exceptional craftsmanship and personalized jewelry design, Jewels of Monaco is a family-owned business supported by a team of expert professionals. With over 36 years of experience, our trusted name is synonymous with creating timeless, one-of-a-kind pieces—from exquisite engagement rings to beautifully reimagined heirlooms.
The Jewels of Monaco Experience
Founded by esteemed jewelers and watch brokers, Humberto & Eddy Berenfus, Jewels of Monaco is driven by a passion for exquisite design and an unwavering commitment to excellence. Humberto’s journey began with a love for transforming natural gemstones into meaningful, personalized pieces. He believes every creation should reflect the unique beauty and story of each client.
Under his meticulous eye, every custom engagement ring, redesigned heirloom, and fine timepiece is crafted to meet the highest standards of quality and artistry.
Under his meticulous eye, every custom engagement ring, redesigned heirloom, and fine timepiece is crafted to meet the highest standards of quality and artistry.

Humberto Berenfus, Co-Founder

Visit Us
Every visit is a personalized experience, where clients are welcomed into a luxurious and inviting environment. Our consultations are thoughtfully designed to explore your vision and bring it to life with precision and care.
Whether you’re creating a custom engagement ring or redesigning a cherished family heirloom, our team guides you through each step with expertise and creativity. Under Humberto’s guidance, we transform your ideas into timeless pieces, ensuring a memorable experience that makes you feel like part of our family.
Whether you’re creating a custom engagement ring or redesigning a cherished family heirloom, our team guides you through each step with expertise and creativity. Under Humberto’s guidance, we transform your ideas into timeless pieces, ensuring a memorable experience that makes you feel like part of our family.
Our retail hours are Monday through Thursday 12 noon to 5 pm. Personalized appointments may be made after hours and on Fridays and Sundays.