Crocs takes 25% off sitewide during its Presidents' Day Sale. (Discounts apply in-cart.) Shipping adds $4.99, or get free shipping on orders of $24.99 or more. Deal ends February 20. A couple of best bets, with prices in-cart:
Sorel offers its Sorel Women's Cozy Cate Waterproof Boots in Peatmoss, Fawn, or Black, for $69.98 plus $6 for shipping. That's the lowest total price we could find by $22. They're available in sizes 5 to 12, although not in all size/color combinations.
Kate Spade offers its Kate Spade Shake Things Up Heart of Gold Pendant in Pink Multi for $55 with free shipping. That's $23 off list and the lowest total price we could find. It features gold-plated metal, glass stones, lobster claw closure, and a drop length of 16".