Cache is not at posted coordinates.
It can be found at N42 47.ABC W86 00.DEF
Coordinates can be found by finding each of the 6 caches in the Cardboard or Card Bored? series:
GC4QCAP
GC4QDW3
GC4QDJ9
GC4QDM9
GC4QDPF
GC4QGX4
FTF prize is a British 2 pound sterling coin. Actual Cache difficulty is 1.5. Difficulty is based on completing the series.
Congrats to JBExpress for the FTF!