Ruby Square 3 mm Gemstones | Calibrated Cushion Ruby Stones

Ruby Square 3 mm gemstones are one of the most versatile sizes in calibrated ruby stones, widely used in jewellery manufacturing for both accent and center stone designs. Cut in a precise 3 mm square shape, these gemstones are ideal for rings, earrings, bracelets, and necklace layouts.

The 3 mm square ruby size offers a strong balance between size and usability, making it suitable for both multi-stone designs and small center stone jewellery. Their geometric look adds a modern touch to ruby jewellery.

Common Uses

Ruby rings

Ruby earrings

Ruby bracelets

Halo jewellery

Cluster jewellery

Matching gemstone sets