This guide provides a comprehensive overview of lab-grown diamond prices in India for 2026. It covers IGI-certified price listings across carat weights (0.5 to 5 carats), popular diamond shapes, key quality factors affecting pricing, and smart buying tips. The document is designed to help buyers make informed, confident decisions when purchasing lab-grown diamond jewellery — from affordable 1 carat engagement rings to premium 5 carat statement pieces. Sourced from The6C, a certified lab-grown diamond jeweller based in Noida, India.