WinPearl offers its Women's 10.5mm Natural Brazil Amethyst Necklace for $29.99. Coupon code "dealnews50" cuts it to $14.99 and bags free shipping. That's $35 off, tied with our December mention, and the lowest total price we could find. This 16.5" necklace features a silver-toned base metal clasp. Deal ends August 17.