Single albert  snake head  rope chain silver  plated colour pocket watch chain and t bar . 

From t bar to the end of clasp is over 37 cm over 14inch long

T bar 35mm long .over 1,1/4 inch long 

 T bar  and snake head is made of  alloy .metal chain and clasp  .

I have other unusual pocket watch chains for sale in my ebay

thanks