Solitaire: An Essential Classic
The solitaire is the ultimate engagement ring. Its sleek design, centered around a single precious stone, highlights the diamond's brilliance and enhances the wearer's hand. A symbol of a unique and enduring love, it spans generations without ever losing its sparkle.
The solitaire set with a cultured diamond , also called a lab-grown diamond , combines refinement and ethical commitment . Created in a controlled environment, these exceptional diamonds offer pure sparkle and incomparable brilliance , while guaranteeing a responsible and traceable alternative. Identical to mined diamonds in terms of purity and structure, they embody exceptional jewelry, where luxury and conscience harmonize perfectly.

Cultured Diamonds: Ethics and Excellence
At AGUAdeORO , we favor laboratory diamonds rigorously selected for their quality and exceptional brilliance. These diamonds are created in a controlled environment that replicates the natural conditions in which diamonds are formed.
There are several advantages to using cultured diamonds in our solitaire engagement rings:
- Ethical and sustainable : Traditional mining leads to harmful social and environmental impacts. Choosing a lab-grown diamond means choosing an alternative that respects human rights and the environment.
- Exceptional Purity and Quality : Our cultured diamonds are remarkably pure and free from natural inclusions often found in mined diamonds.
- Traceability and transparency : We are committed to total transparency on the origin of our stones, guaranteeing complete traceability.
Our range of solitaire engagement rings with cultured diamonds
At AGUAdeORO , each engagement ring is carefully designed to magnify the beauty of the diamond or a lab-grown colored stone . Our designs combine modernity and tradition, allowing everyone to find the ring that matches their love story.
Classic Solitaires
A ring in 18-carat Fairtrade gold (yellow gold, white gold, red gold, or rose gold) or platinum topped with a cultured diamond in the size of your choice (brilliant, oval, emerald, etc.). This model highlights the central stone with refined simplicity, ideal for those seeking timeless elegance.
Pavé Solitaires
For an extra touch of glamour, our pavé solitaires combine a central cultured diamond with a setting of smaller diamonds, offering incomparable sparkle.
Why choose a Solitaire engagement ring from AGUAdeORO?
At AGUAdeORO , each solitaire engagement ring embodies the perfect union of refinement, sustainability and ethical commitment . We exclusively select certified cultured diamonds , guaranteed to be free from mining, to offer you pure and responsible brilliance. Our diamonds meet the highest quality standards and respect the 4Cs of the GIA (Carat, Color, Clarity, Cut) , ensuring unparalleled brilliance.
A tailor-made design for a unique piece of jewelry
Your love is unique, and so should your engagement ring. If you have an idea in mind, our jewelry designers and artificial intelligence technology will help you create a custom-made piece of jewelry . We will work with you to create an exclusive design, crafted with the Swiss expertise and timeless elegance that characterize AGUAdeORO .

Sustainable jewelry that spans generations
The diamond solitaire is a timeless icon , a symbol of love and commitment. Combined with the ethical gold we use, your jewel becomes a precious heirloom, designed to be passed down from generation to generation.
Exceptional after-sales service
Purchasing an engagement ring from AGUAdeORO comes with excellent service , reflecting our high standards in luxury jewelry:
- 3-year warranty, extendable to lifetime
- A change of size offered
- A free polishing
- Free replacement of small diamonds if they fall due to a manufacturing defect
- Lifetime cleaning and servicing guaranteed
By choosing AGUAdeORO , you are choosing an exceptional piece of jewelry, designed with respect for the environment, ethics, and Swiss know-how. Because love deserves the purest.