Cultivated Emerald gemstones for jewellery making in round, princess, oval, pear, heart and asche cuts from 5mm to 16mm in Columbia green colour - polished artificial emeralds for craft and decoration
Cultivated Emerald Gemstones: Choose Your Exact Cut and Size in Columbia Green

This selection of cultivated emerald gemstones offers jewellery makers, hobbyists, and designers a practical solution for sourcing a specific shade of green gemstone in a precise shape and size. Unlike natural stones, these artificial 'cultivated' emeralds provide consistency in colour—described as 'Columbia green treasure'—across the entire range. With a polished finish applied, each stone arrives ready to be incorporated into your project, whether you are creating a bespoke ring, a pair of earrings, or a decorative item. The extensive list of dimensions and corresponding approximate carat weights allows for meticulous planning and matching within a design.
Features and Construction

The product's value lies in its variety and specification. You are not simply buying a green gemstone; you are selecting a component with exact measurements and a defined cut profile. This level of detail supports professional results in craft and jewellery work.
Material and Build
The gemstones are made from cultivated emerald, an artificial gem material. This means the stones are created in a controlled environment, resulting in the uniform 'Columbia green treasure' colour mentioned in the source text. The production method avoids the natural flaws and colour variations found in mined emeralds, offering a predictable base material for design work. Each stone undergoes a polishing process, giving it a finished surface that reflects light and is suitable for use without additional lapidary work.
Size and Practical Fit
The range of sizes is notably comprehensive. Options span from small, delicate stones like a 5mm round (approx. 0.5ct) suitable for pavé or accent work, to larger statement pieces like a 12x16mm oval (approx. 10ct). The source provides not just dimensions but also approximate carat weights for each variant, which is crucial for calculating postage costs, balancing jewellery pieces, and understanding the visual weight of the stone. With over forty specific dimension combinations across multiple cuts, you can find a stone that fits a pre-existing setting or inspires a new design.
Uses and Placement

The 'modern simplicity' style and geometric shapes lend these stones to a wide array of applications. Their primary function is as a decorative element, specifically within the 'ornaments form: Decoration' category noted in the source.
Event or Professional Use
For professional jewellers or designers creating pieces for sale or special events, the consistency of these cultivated stones is a key advantage. Being able to order multiple stones of the same cut and dimensions (such as several 6mm round stones for a pair of earrings and a matching pendant) ensures a cohesive look. The polished finish means less workshop time is needed for preparation, allowing focus on the metalwork and design assembly. Larger cuts like the 8x10mm fat cube or 9x11mm grandmother cut can serve as centrepieces in engagement or dress rings.
Everyday Home Use
For craft enthusiasts and DIY jewellery makers, this product simplifies the process of working with gemstones. The availability of unusual cuts like 'asche', 'sugar tower', and 'fat triangle' provides opportunities to create unique, conversation-starting pieces. The stones can be used in wire-wrapping projects, glued into pre-notched findings, or set into bezel cups for rings and pendants. Their uniform colour also makes them suitable for mixed-media art, mosaic work, or other decorative crafts where a specific green tone is required.
Benefits and Buying Value

The core benefits of this product stem from its specification clarity, material consistency, and immediate usability. It addresses the need for a reliable, colour-matched component in creative projects.
Reuse and Low Maintenance
As a single, durable stone component, its primary 'reuse' potential lies in its longevity within a finished piece of jewellery or art. The polished surface and artificial composition mean it is less prone to chipping or colour fading compared to some natural alternatives, supporting the longevity of the final creation. Maintenance for the stone itself is minimal; cleaning can typically be done with mild soap, water, and a soft cloth, though care should be taken with the setting around it.
Why Choose This Product
You would choose this cultivated emerald for its precise matching capability and the sheer breadth of choice. When a design calls for a geometric cut in a specific millimetre size, this product likely has that option. The provision of both dimensions and carat estimates removes guesswork, and the polished finish means the stone is 'ready to go'. For anyone needing a green gemstone that is consistent, specifiable, and practical for crafting, this range provides a straightforward and functional solution.





