J.Rosée via Amazon offers its J.Rosee Sterling Silver Pendant Necklace for $20.99. Coupon code "SNGNZ4B4" cuts it to $10.49. Plus, Prime members grab free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping costs $4.98.) That's $40 off and the lowest total price we could find. It features a 925 sterling silver setting, 3A cubic zircon, and 18" adjustable chain.