Solid 18K gold ruby set French pocket watch chain with key c1810

This is a solid 18K gold pocket watch chain which has clear French eagle touche marks for 18K gold

The chain measures 340mm in length from end to end not including the key

The chain has two lengths of fine mesh links held in place with round slides decorated with green gold flowers and rubies. One slide moves, the other is fixed. At one end is a hinged dog clip. At the other is a three way link hanging from this are three lengths of gold chain from which hang a smaller dog clip and a bolt ring and a matching gold, ruby and green gold set pocket watch key. The key measures 30mm x 8mm and is a size 0. The key is in 90% mint condition and the chain is in 95% mint condition