Does depend on how heavily the item was… “Tested” before it was returned. Many products will also have inconsistent weight, not only between units (not everyth

Does depend on how heavily the item was… “Tested” before it was returned. Many products will also have inconsistent weight, not only between units (not everything is made to NASA specs, and anything handmade or harvested will have huge variations) but also after shipping (labels on box, seal tape or cellophane removed, cardboard absorbing moisture, …).