[Pramāṇa](https://indike.org/pramana/) › [Physical](https://indike.org/pramana/inp) › [Artefacts](https://indike.org/pramana/inp.artefact) › [National Museum, New Delhi](https://indike.org/pramana/inp.artefact.nm) › Yantra # Yantra It is a tiered yantra having ellipsoid top; shaped like a pocket watch. It has a squarish base divided in nine blocks. - **Kind:** artefact - **Date:** 700–899 CE --- Source: [https://indike.org/pramana/inp.artefact.nm.96-527](https://indike.org/pramana/inp.artefact.nm.96-527) · Pramāṇa