A&D Weighing BM-500 BM Series Analytical Balance, 520 g x 0.0001 g

The Ion BM-500 Analytical Balance is designed with smart weighing features that eliminate risk. The enhanced OES Ordinal Electromagnetic Sensor (EOS) inside of this product has a micro scale resolution, which enables it to read measurements down 0.001mg or better than most traditional balances can do.

Balances vs Scales: Which One Should You Get?

Also, check out the Beam Balance Scale - Overview, Components, Different Types