Margot Robbie · I, Tonya premiere 2018 White satin plunge dress The pieces link to similar items, not the exact ones worn. 1 2 PhotoEva Rinaldi from Sydney Australia / Wikimedia Commons, CC BY-SA 2.0 In the picture Full look approx. $13,700 1 Saint LaurentWhite satin plunge dress approx. $4,200Shop 2 Tiffany & Co.Diamond tennis bracelet approx. $9,500Shop