Sapphire: A Symbol of Wisdom and Fidelity
The sapphire, an exceptional precious stone, has long been associated with wisdom, loyalty, and sincerity. Adorning many royal engagement rings, it symbolizes a deep and lasting love. Recognizable by its intense blue hue, it is also the birthstone of September, adding a personal significance for those who wear it.
Our engagement rings set with cultured sapphires offer an ethical and sustainable alternative, combining timeless beauty with a responsible commitment. Grown in controlled laboratory conditions, these sapphires have the same physical, chemical, and optical properties as mined sapphires while respecting both people and the planet.

Why Choose a Cultured Sapphire?
An ethical and sustainable alternative:
Unlike mined sapphires, cultured sapphires have no social or environmental impact from extraction and ensure a responsible production process.
Exceptional quality:
Our lab-grown sapphires are distinguished by their remarkable purity and vibrant color.
Timeless brilliance:
Visually identical to mined sapphires, they retain all their depth and sparkle, perfect for a jewel that will be cherished for generations.
Our Sapphire Engagement Ring Designs
At AGUAdeORO, we have created collections of engagement rings with cultured sapphires that blend modernity and tradition. Each design highlights the sapphire’s intensity with elegance and refinement, reflecting the unique story of every couple. Our stones are set on rings crafted in 18k Fairtrade Gold (yellow, white, or rose) or Platinum, ensuring a jewel that is ethical, refined, and enduring.
Pavé Sapphire and Diamond Ring
A central cultured sapphire enhanced by a pavé of small lab-grown diamonds, offering a sophisticated and sparkling brilliance.
Halo Sapphire and Diamond Ring
A cultured sapphire surrounded by a halo of diamonds, creating radiant luminosity and a striking visual effect. An ideal choice for those seeking a bold and glamorous ring.
Three-Stone Sapphire and Diamond Ring
A cultured sapphire paired with two lab-grown diamonds symbolizing the past, present, and future; a powerful emblem for a ring that celebrates evolving and everlasting love.
Why Choose a Sapphire Engagement Ring from AGUAdeORO?
The excellence of an ethical and timeless jewel
At AGUAdeORO, each sapphire engagement ring embodies the perfect balance between refinement, durability, and ethical commitment. We exclusively select certified cultured sapphires, guaranteed to be free from mining, offering you a natural and responsible brilliance. Our stones meet the highest quality standards, ensuring exceptional color intensity and radiance.
A bespoke design for a unique jewel
Your love is one of a kind and your engagement ring should be too. If you have a vision in mind, our jewelry designers and AI technology will guide you in creating a custom-made jewel. Together, we design an exclusive piece shaped by Swiss expertise and the timeless elegance that defines AGUAdeORO.
Sustainable jewelry that lasts for generations
Sapphire is an exceptional gemstone, renowned for its resilience and timeless sparkle. Combined with outstanding jewelry craftsmanship, your ring becomes a true heirloom crafted to be passed down through generations.

An Exceptional After-Sales Service
Purchasing an engagement ring from AGUAdeORO comes with a premium service that reflects our high standards in luxury jewelry:
3-year warranty, extendable for life
One complimentary resizing
One complimentary polishing
Free replacement of small diamonds in case of loss due to a manufacturing defect
Lifetime cleaning and inspection service
By choosing AGUAdeORO, you are selecting an exceptional piece, crafted with respect for ethics, the environment, and Swiss expertise.
Because love deserves nothing less than the purest.