Here is two sets of tie pins and cufflinks . The Tie pins are of a yellow metal plated body one has a Florida beach scene and the other a white backing with four black horizontal lines 

The cufflinks one pair in yellow metal depicting the Isle of Man tri legs symbol on a white background within a Lucky Horse Shoe . Chain link  Possibly gold plated 

The other cufflinks has a plastic green slab that has the look of a natural green crystal set on a yellow metal body