BoS Drawing Challenge - #36 Precious Treasure

I was going to post this early this morning - but then the eldest got up while I was still in the shower, and the youngest shortly after and I didn't get a chance ! But - better late than never, eh ? :

Really - what else was I going to do ? :-)

Well - I did have this idea too, which I present as a silly extra / small bonus :

Just a VERY quick sketch - but I think it's fun.