Timeless Elegance, Crafted for You
Discover our exquisite collection of fine jewelry and accessories.
By the Numbers
A legacy of excellence in fine jewelry.
Signature Collections
Handpicked pieces for every moment.
Diamond Solitaire Ring
Rings
Gold Chain Necklace
Necklaces
Sapphire Drop Earrings
Earrings
Rose Gold Bracelet
Bracelets
Pearl Pendant Set
Necklaces
Diamond Tennis Bracelet
Bracelets
Behind the Craft
A glimpse into our atelier.
Master Goldsmith at Work
Diamond Selection
Finished Piece
Boutique Display
Why Choose Gem & Co.
Exceptional quality, unparalleled service.
Certified Diamonds
All diamonds are GIA certified and ethically sourced.
Handcrafted Quality
Each piece is handcrafted by master artisans.
Lifetime Warranty
Every purchase includes our lifetime craftsmanship warranty.
Custom Design
Work with our designers to create something unique.
As Seen In
Trusted by the world's leading publications.
Client Testimonials
Hear from our cherished clients.
Amanda Clarke
Bride-to-be"My custom engagement ring from Gem & Co. is absolutely breathtaking. The craftsmanship is unparalleled."
Robert Chen
CEO, Chen Enterprises"I've been a client for over a decade. Their collection never ceases to amaze me."
Victoria Hart
Fashion Influencer"Gem & Co. pieces are my go-to for red carpet events. Simply stunning."
Begin Your Jewelry Journey
Book a private appointment at our New York flagship boutique.
Our Craft
Four decades of excellence in fine jewelry.
Gem & Co. has been creating exquisite jewelry since 1985. Founded by master jeweler Giovanni Rossi, our house is built on a foundation of exceptional craftsmanship, ethical sourcing, and timeless design.
Every piece that leaves our atelier tells a story - of meticulous attention to detail, of generations of expertise, and of a commitment to beauty that transcends trends.
Our Clientele
Trusted by discerning clients worldwide.