Exclusively for our readers, this Sterling Silver Heart Slider Birthstone Necklace drops from $159.99 to $79.99 to $19.99 when you add the code BDLOVEMOM at checkout at Limoges Jewelry. Shipping adds $4.99. We couldn't find this necklace for less anywhere. It is made of sterling silver and can be personalized with 1-7 crystal birthstones representing family members, plus one for mom. You must order by 5/7 to guarantee Mother's Day shipping. There's no sales tax (except AZ, MD, IL, NJ, and TN).