1985 St Vincent Michael Jackson $2 Imperf block of 8 + Colours missing. more below...

1985 St Vincent Michael Jackson $2 Imperf Proof block of 8 (4 se-tenant pairs) in 4 colours only - the blue and black shifted 7mm to the left (Green and Silver omitted). 

Unmounted Mint. As SG944a. 

Supplied with normal pair for comparison