Our Lab Grown Calibrated Round Shape Diamonds - Premium Melee are expertly crafted to meet the exacting standards of designers and jewelers who demand consistency, brilliance, and ethical sourcing. Created using advanced laboratory technology, these diamonds offer the same optical, physical, and chemical properties as mined diamonds while providing a sustainable and cost-effective alternative for fine jewelry production.

This premium melee selection features VS1/F and VS2–SI1/G clarity and color, ensuring exceptional sparkle and clean appearance even in the smallest sizes. Each stone is precisely calibrated for uniformity, making them ideal for pave, halo, channel, and intricate setting work where precision is critical. Their round brilliant cut maximizes light return, delivering outstanding fire and brilliance across all applications.

Available in an extensive range of melee sizes from 0.8mm to 3.6mm, these diamonds offer unmatched flexibility for custom and high-volume jewelry designs. Corresponding carat weights range from 0.003 to 0.18 carats, allowing designers to seamlessly match stones across multiple design elements while maintaining visual harmony and structural balance.

Every diamond in this collection is carefully sorted and quality-checked to ensure consistent diameter, cut proportions, and brilliance. This attention to detail minimizes setting time and reduces material waste, making these lab-grown melee diamonds a reliable choice for workshops, manufacturers, and bespoke jewelers alike.

Perfect for engagement rings, wedding bands, fashion jewelry, and luxury custom pieces, these lab-grown calibrated melee diamonds combine beauty, precision, and responsibility. They empower designers to create stunning, high-quality jewelry while aligning with modern values of sustainability, transparency, and innovation.