If you're looking for a jewelry scale, then check out our selection. We have many digital jewelry scales that are great for use at tradeshows or on a countertop. The variety of gauges for jewelry available at Rio Grande includes bracelet gauges, wire gauges, and gemstone gauges.
Easily measure outside or inside dimensions of your jewelry workpieces with a digital caliper. Our jewelry calipers measure in both millimeters and decimal inches, and each has an easy-to-read display. Are you looking for a dial caliper? We have that too.
If you design custom rings for your customers, then check our variety of ring sticks and finger gauges to make sure you get the right fit the first time.
Test your precious metals (gold, silver and platinum) with the reliable metal testing supplies available at Rio Grande. We offer complete gold acid test kits with everything you need to accurately test the purity of metal without damaging the surface. Testing stones and acid testing solutions are available separately. Our pre-mixed solutions include silver test acid, platinum test acid, and gold test acid available in 10K, 14K, 18K and 22K. We also have a gold tester from GemOro® that accurately tests all colors of gold from 6K–24K as well as platinum.