Explore a refined range of gemstone types from rare jewelry-grade cuts to fine loose rocks. Our curated collections — from diamonds and gemstones to bespoke jewellery — reflect timeless craftsmanship, tailored for luxury connoisseurs.
Sourced for Brilliance
Our Diamond Selection
Access a comprehensive inventory of certified diamonds, meticulously sourced to meet the diverse needs of your business. From loose stones to pairs to parcels, we offer competitive pricing and reliable supply chains for jewellery manufacturers and retailers
Sourced for Selection
Our Gemstone Selection
Partner with a trusted supplier for ethically sourced, high-quality gemstones. Our extensive collection includes a variety of calibrated stones, rare specimens, and custom cuts, all backed by expert grading and reliable sourcing.
Sourced for Selection
Our Gemstone Selection
Partner with a trusted supplier for ethically sourced, high-quality gemstones. Our extensive collection includes a variety of calibrated stones, rare specimens, and custom cuts, all backed by expert grading and reliable sourcing.
Sourced for Individuality
Our Calibrated parcels
Perfectly matched gemstones, calibrated for size and shape. Crafted for consistency, brilliance, and lasting value. Available in every cut, size, and parcel you need. Ideal jewelers, designers, and collectors alike. Precision and beauty-brought together in every stone.
Sourced for Individuality
Our Bespoke Jewellery
Partner with us for exceptional jewellery manufacturing and custom design solutions. From concept to creation, we offer comprehensive services to elevate your brand and meet the demands of your discerning clientele.
Sourced for Individuality
Our Bespoke Jewellery
Partner with us for exceptional jewellery manufacturing and custom design solutions. From concept to creation, we offer comprehensive services to elevate your brand and meet the demands of your discerning clientele.
Sourced for Individuality
Our Lab Grown Diamonds
Discover our ethically crafted lab-grown stones-diamonds, rubies, emeralds, and sapphires-available in a wide range of shapes, sizes, and cuts to meet the needs of jewellers, designers, and collectors alike. Our stones blend beauty, quality, and confidence.
Gemstone Categories
Our Mission
To deliver unmatched quality stones, exceptional service, ensuring continuity and trust that lasts a lifetime.
Our Vision
To be the global leader in jewelry and gemstones, setting standards of excellence, innovation, and enduring value that inspire generations
About Us
At the heart of Europe’s vibrant jewelry scene, we are passionate purveyors of exceptional colored gemstones and diamonds, dedicated to excellence and craftsmanship since our inception. Rooted in the rich tradition of Italian artistry, we also specialize in creating bespoke, high-end jewelry that reflects your unique style — from timeless classics to cutting-edge trends.
As a family-driven enterprise now in its second generation, we blend generations of expertise with a forward-thinking approach. Our global network spans offices in Milan, Vincenzo, Valenza, Belgium, Jaipur, Mumbai, Dubai, and Bangkok, empowering us to serve discerning clients across Europe with unparalleled quality, continuity and service.
Whether sourcing the perfect gemstone or designing a one-of-a-kind piece, our mastery lies in transforming nature’s raw beauty into exquisite jewelry. Discover the art of personalized luxury with us — where passion meets expertism
“Welcome to New Goi Gems, your one stop shop for all precious Gemstones.
As CEO, I’m proud to lead a company dedicated to sourcing the finest gemstones ethically and responsibly. We believe that every gemstone has a story, a journey worth telling. Our commitment extends beyond the quality of our gemstones. We are dedicated to building strong, sustainable relationships with our partners, from miners to lapidaries to jewelry designers. We believe in transparency and accountability in all our operations.
At New Goi Gems, we don’t just sell gemstones; we create experiences. We understand the significance of a gemstone, thereby we believe in giving consistency and continuity to our customers. We strive to provide exceptional customer service and expert guidance, helping you find the perfect gemstone.
Our vision is to be a leader in the gemstone industry, setting the standard for consistency, ethical sourcing, quality, and most importantly customer satisfaction.
Thank you for choosing New Goi Gems.
We look forward to sharing our passion for gemstones with you.”
1980
1990
Humble
Beginnings
Foundations laid in diamond manufacturing,
marking the start of our legacy.
1990
2000
Global
Footsteps
Began operations in Thailand and other eastern countries. Discover the art of personalized luxury with us—where passion meets expertise, establishing a base in Italy; opened our first office in Venice, Italy.
2000
2010
Industry Presence
Strengthened
Started participation in various exhibitions such as Vicenza Oro, Basel fair
strengthening our presence in the gemstone and jewelry industry.
2010
2019
A New Chapter
Introduction of the second-generation leadership,
marking a new chapter of growth and expansion.
2019
2022
The Gemstone
Initiative
Launched New Goi Gems S.r.l. In 2019,
our dedicated initiative for high-quality gemstones and diamonds
2022
2023
Crafted in Italy
Pioneered ‘Made in Italy’ jewelry manufacturing,
elevating the craftsmanship and exclusivity of our pieces.
2023
2026
European Expansion
Expanded our wings to serve the European market more effectively by opening new offices in the UK, Belgium, and Valenza, Italy.
1980
1990
Humble
Beginnings
Foundations laid in diamond manufacturing, marking the start of our legacy.
1990
2000
Global
Footsteps
Began operations in Thailand and other eastern countries. Discover the art of personalized luxury with us—where passion meets expertise, establishing a base in Italy; opened our first office in Venice, Italy.
2000
2010
Industry Presence
Strengthened
Started participation in various exhibitions such as Vicenza Oro, Basel fair strengthening our presence in the gemstone and jewelry industry.
2010
2019
A New Chapter
Introduction of the second-generation leadership,marking a new chapter of growth and expansion.
2019
2022
The Gemstone
Initiative
Launched New Goi Gems S.r.l. In 2019, our dedicated initiative for high-quality gemstones and diamonds
2022
2023
Crafted in Italy
Pioneered ‘Made in Italy’ jewelry manufacturing, elevating the craftsmanship and exclusivity of our pieces.
2023
2026
European Expansion
Expanded our wings to serve the European market more effectively by opening new offices in the UK, Belgium, and Valenza, Italy.
Past Exhibitions
Inhorgenta Munich, 20th–23rd February 2026
OUR BLOGS
Gemstone Treatments: Enhancing Nature’s BeautyResponsibly and Ethically
Many gemstones undergo treatments to enhance their color, clarity, or durability. These treatments have been used for centuries to unlock the full potential of these precious materials. Let’s explore the world of gemstone treatments and understand how they can be used responsibly and ethically.
Fancy Color Diamonds: A World of Rarity, Intensity, andGeological Marvels
While colorless diamonds are prized for their brilliance and fire, fancy color diamonds are celebrated for their extraordinary rarity, intense hues, and the geological marvels that created them. Let’s dive into the fascinating world of fancy color diamonds.
Gemstone Treatments: Enhancing Nature’s BeautyResponsibly and Ethically
Many gemstones undergo treatments to enhance their color, clarity, or durability. These treatments have been used for centuries to unlock the full potential of these precious materials. Let’s explore the world of gemstone treatments and understand how they can be used responsibly and ethically.
Fancy Color Diamonds: A World of Rarity, Intensity, andGeological Marvels
While colorless diamonds are prized for their brilliance and fire, fancy color diamonds are celebrated for their extraordinary rarity, intense hues, and the geological marvels that created them. Let’s dive into the fascinating world of fancy color diamonds.
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