Bespoke Gemstones & Diamond Sourcing
Finding the perfect gemstone or diamond is the foundation of exceptional jewelry. At Time Gold, we offer bespoke gemstone and diamond sourcing services in Zurich, helping clients select certified natural diamonds, lab-grown diamonds and rare colored gemstones for engagement rings, custom jewelry and special commissions.
Whether you are searching for a brilliant-cut diamond, a vivid sapphire, a natural ruby or a unique gemstone for a bespoke creation, we guide you through every stage of the selection process. Our expertise allows us to source stones that match your aesthetic preferences, quality requirements and budget while ensuring transparency and confidence in your purchase.
What We Source
Certified Natural Diamonds
Carefully selected diamonds accompanied by internationally recognized certifications.
Emeralds
Natural emeralds chosen for their beauty and unique character.
Lab-Grown Diamonds
A modern alternative offering the same physical and optical properties as natural diamonds
Rare Gemstones
Including spinel, tourmaline, aquamarine, tanzanite and other collector-quality stones.
Sapphires
Available in a range of colors, from classic royal blue to rare pink and yellow varieties.
Fancy Colour Diamonds
Rare diamonds available in yellow, pink, blue and other natural colours. Sourced for collectors, bespoke jewellery and exceptional one-of-a-kind creations.
Rubies
Selected for their color, brilliance and rarity.
Matching Gemstone Pairs
Carefully selected pairs of diamonds or coloured gemstones for earrings, cufflinks and custom jewellery projects requiring exceptional symmetry and quality.
Our Sourcing Process
Consultation
We discuss your project, style preferences
and budget.
Selection
We present carefully sourced diamonds and
gemstones that meet your criteria.
Review
You compare options and receive guidance on
quality, certification and value.
Creation
The chosen stone can be incorporated into
a bespoke engagement ring or custom jewelry piece.
Why source through Time Gold in Zurich
Personalized guidance from an experienced goldsmith
Support for custom jewelry projects
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Access to certified natural and lab-grown diamonds
Local consultation in Zurich
Carefully selected colored gemstones
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Transparent Sourcing Process
Yes. We source certified diamonds from trusted suppliers, offering a wide selection of shapes, sizes and quality grades to suit your project and budget.
Can you source certified diamonds?
Yes. We offer both certified natural diamonds and certified lab-grown diamonds, allowing clients to choose the option that best matches their preferences and requirements.
Do you offer both natural and lab-grown diamonds?
Yes. We source a variety of precious and rare gemstones, including sapphires, rubies, emeralds, spinels, tourmalines and other exceptional stones for bespoke jewellery creations.
Can you source coloured gemstones?
Our specialists guide you through the selection process by explaining the key factors that influence a diamond's appearance and value, including cut, colour, clarity, carat weight and certification.
How do I choose the right diamond?
Yes. Our diamonds are accompanied by internationally recognized certifications, such as GIA or IGI, providing confidence in their quality and authenticity.
Are the diamonds certified?
Yes. We can source a diamond specifically for your engagement ring project, helping you select the ideal stone based on your design, style preferences and budget.
Can you source a diamond for a custom engagement ring?
