I glued it back together. I'm not real comfortable about it being leak sealed. I'll be flowing some clear windshield sealant in there after I verify it's working 100%. I feels these things can come apart once at the most. The 2nd time might be doable if you used the correct type of glue/sealant.
Adding some more random peeksures:
Assembly without the LED bits:
LED bits, with chrome:
Another of the housing:
Just the lens: