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".
REI Garage offers the Mountain Hardwear Tonga Short-Sleeve Dress in Blue, Black, or Raspberry for $44.73. Opt for in-store pickup to avoid the $5.99 shipping charge. That's the lowest price we could find by $2. It's available in sizes XS to XL, although not in all size/color combinations.