Gem Sourcing
Rare, ethically-mined gemstones hand-selected at origin — from the legendary gem fields of Sri Lanka to Madagascar and beyond.
Est. 2016 · Colombo · Dubai
Unlock the Brilliance of Nature’s Hidden Treasures
A world of exquisite, ethically-sourced gemstones — crafted by time, revealed by expertise.
The Art of the Gem
Crafting Brilliance, One Cut at a Time
Step into our world of meticulous craftsmanship, where every gem tells a story of artistry and attention to detail. Our expert gem cutters bring out the inherent beauty in each stone, revealing its unique character.
From mine to masterpiece, each Diyon & Co. gemstone is independently certified and ethically sourced — luxury you can feel good about.
Our Story
What We Do
An Embarkation of Gem Elegance
Dive into the allure of gem collections, unlock the possibilities of custom jewellery, and witness the craftsmanship behind our gem services.
Precision Cutting
Our master cutters reveal the inherent beauty of every stone, facet by facet, with expert inspection at every stage.
Custom Jewellery
Bespoke creations designed around your stone and your story — crafted to be worn, treasured and handed down.
Gold & Fine Jewellery
A curated selection of fine gold pieces, from everyday signatures to bridal heirlooms.
The Collection
A Curation of Exotic Gemstones
Untreated, natural, investment-grade gemstones — each accompanied by certification from internationally recognised gemological institutes.
Ethically Sourced
Sustainably mined, responsibly traded.
Independently Certified
Recognised international gemological institutes.
Personal Service
Private consultations in Dubai & Colombo.
“Thrilled with my Ceylon Sapphire from Diyon & Co! Exquisite gem, seamless process, and expert guidance. A truly unique piece that adds magic to every occasion. Highly recommend!”
Mable Perry
San Jose, CA
Visit Us
Two Cities, One Standard of Excellence
Experience our gemstones in person at our boutiques in the UAE and Sri Lanka.
Diyon & Co.
Begin Your Journey
Whether you are searching for a single exceptional stone or a bespoke creation, our gemmologists are at your service.