Price history on Walmart.com for
Adam Equipment - Precious Metals and Density Balance
See on WalmartProduct info
Capacity: 120g Readability: 0.001g Pan Size: 90mm diameter Stabilization Time: 2-3 seconds Linearity: ±0.002g Repeatability: 0.001g Calibration: External Power Supply: 18VDC 50/60Hz 830mA adapter Features Precious metals balance with special software and density kit Provides accurate way to determine the density of gold used in the jewelry industry Shows the karat value of the sample Sturdy and reliable Highland balance design - SKU: ADAME247
... read more.