Tiffany & Co. 2016 Blue Book Collection.

Reese Witherspoon, Naomi Watts, Jessica Biel and Others Celebrate Tiffany & Co. 2016 Blue Book Collection.

Pictured: Naomi Watts, Reese Witherspoon, Diane Kruger and Jessica Biel in jewels from the 2016 Blue Book collection at the premiere of the Tiffany & Co. Blue Book, Cunard Building, New York City.

Cost of the featured jewels: $595,000.00,$1,500,000.00,$525,000.00,$575,000.00,$90,000.00,$10,000,000.00, respectively.

– Photo: Getty Images