Hawk Corporation purchased 1,000 Diamond Corporation bonds in 2015 for $500 per bond and classified the investment as securities available for sale. The value of the Diamond investment was $600 per bond on December 31, 2016, and $650 on December 31, 2017. During 2018, Hawk sold all of its Diamond investment at $700 per bond.

Hawk records unrealized holding gains and losses up to the moment of sale, what should be the amount of reclassification adjustment that Hawk would record upon sale?