Here's the key piece all cleaned up. An unembossed CD 742.3 in a beautiful inky sapphire blue.

Luck, Fortune, Persistence, or hard-work. No matter how you look at it, Shawn turned up this beautiful chunk of glass after 2 tiring hours of probing, even in the least likely of locations. You never know [id=160087097;what will turn up] or when.