Curated gemstone expertise
VianaGemstones
Discover loose colored gemstones through the expertise of Precious Colors, with selections considered for designers, retailers, and private appointments.
- Beryl
- Emerald
- Corundum
- Ruby
- Corundum
- Sapphire
Emerald has a vibrant green color that creates aesthetically pleasing jewellery. Across the ages, its distinctive hue has been associated with truth, hope, and intuition. Exceptional color and transparency can contribute significantly to an emerald’s value.

Viana curatorial reserve
Single Stones
We possess a complete selection of high-value Emerald gemstones which extends from 2cts – 20cts sizes in various shapes and price ranges. Our gems are collected from reputable mines around the world including Colombia and Zambia. All our Emeralds are ethically sourced and then certified upon necessity. PCI can offer an exquisite array of singles, matched pairs, and layouts to fancy the taste of any designer or retailer.


Precision parcel selection
Melee
PCI specializes in providing diamond cut and regular cut Melee in sizes ranging from 1mm – 4mm. We offer these in a wide variety of shades and qualities. Our Melee are machine cut and assorted tirelessly to maintain a consistent and high-quality standard. Having a strong supply in assorted Melee goods, we are committed to providing an exemplary product to our clients.

Extensive atelier assortment
Calibrated
PCI’s vast inventory of Calibrated Emeralds starts with 4x3mm – 10x8mm sizes in various shapes like Round, Oval, Pear, Emerald cut, Princess cut, Step cut square, Baguette, and more. The above-mentioned sizes range in various shades and qualities which we carry in our extensive and well-assorted inventory. Retailers love working with us for the consistency and efficient service that we provide to them.

