What You’ll Need

• “Cabochon-15” – Silicone Mould for Resin, Chocolate, Soap, Plaster – Ø40mm: A silicone mould specifically designed for casting cabochons.
• “Liquidissima” – Epoxy Resin For Creations & Jewellery: Clear, low-viscosity epoxy ideal for detailed and transparent cabochons.
• “UV–Creation” – Fast Acrylic Resin, 3 Minute UV Cure: A UV-cured acrylic resin for rapid, glossy results.
• “One-2-One” – Epoxy Resin for Handcraft, 1:1 Mixing Ratio: Non-toxic, easy-mixing epoxy for beginners and experienced crafters alike.
• Mixing cups and sticks
• Protective gloves and cover for your workspace
• Optional: colouring pigments, glitter or decorative inclusions
• UV lamp (if using UV resin)

Examples of Resin Cabochon Projects

Explore colourful resin cabochon jewellery, pendant designs, and decorative items. Notice the clarity and customisation possible with the right resin and silicone moulds.

Step 1: Prepare Your Workspace and Mould

Choose a well-ventilated area and cover your work surface to protect it from spills. Put on gloves to avoid skin contact with resin. Select a clean, dry silicone mould specifically designed for cabochons, such as the “Cabochon-15” – Silicone Mould for Resin, Chocolate, Soap, Plaster – Ø40mm. Carefully inspect that the mould has no dust or debris, as these can affect the clarity of your cabochons.

Step 2: Mix and Colour Your Resin

Measure your chosen resin according to the manufacturer’s instructions. For epoxy-based options, such as “Liquidissima” – Epoxy Resin For Creations & Jewellery, mix the two components thoroughly to ensure a clear and bubble-free result. Beginners may prefer “One-2-One” – Epoxy Resin for its easy 1:1 mixing ratio by volume. If working with “UV–Creation” – Fast Acrylic Resin, simply dispense the resin directly as no mixing is required. Now is the time to add colourants, glitter, or embed decorations if desired, gently stirring until evenly incorporated while taking care to minimise bubbles.

Step 3: Pour and Cure

Slowly pour the resin mixture into the prepared cabochon mould, filling each cavity to the desired level. Pouring slowly helps to avoid trapping air bubbles, which can compromise clarity. For UV resin, once filled, place the mould under a UV lamp and cure according to the product instructions, usually around three minutes. For epoxy resins, allow the cabochons to cure at room temperature, undisturbed, for the recommended period (often several hours to overnight). Avoid moving the mould during curing, as this can cause surface imperfections.

Step 4: Demould and Finish

When fully cured, gently remove each cabochon by flexing the silicone mould. If the resin feels tacky, allow additional curing time. Inspect your cabochons for sharp edges or overflow, which can be carefully sanded for a perfectly smooth, glossy finish. Clean your mould after use and store it away from direct sunlight to maintain its longevity for future projects.

Tips, Troubleshooting and Common Mistakes

For the best clarity, always use the recommended mixing ratios and avoid over-mixing, which can introduce bubbles. Work in a dust-free area to prevent contamination, and make sure your mould is meticulously clean before pouring. If bubbles appear, a gentle pass with a heat gun or a pin can help remove them before curing. Be patient — rushing the curing process may result in cloudy or uneven cabochons.

Troubleshooting Gallery for Resin Cabochons

See real examples of common cabochon issues—bubbles, uneven surfaces, and colour mixing errors—with tips on how to achieve a flawless finish every time.