GoldSilver.com charges sales tax on jewelry which is sold and delivered to residents of the states that collect sales tax on internet purchases. Please consult this guide to see if sales tax will be collected on your jewelry purchase.
Also, the state in which you reside may charge a “use” tax on your jewelry purchase. Use taxes are enforced on a state by state basis, so check the rules of your state or consult your tax advisor to find out whether use taxes will apply to you.