Make the watch a compass, move the rose up and have the key dangle a bit below the rose. Compass starting at shoulder and key ending about two inches above elbow. Dylan inscribed on compass. Rachel on feather, Breanna on rose and Addy on key.
It would be cool to encase aliens without contaminating the water somehow. Fiberglass water storage tube tanks for passive solar heating & cooling system Trombe walls. Prevent temperature swings in greenhouse or sunroom by storing excess solar energy.