Here's an example of breeding a Platinum (aka platty daddy) to a snake that carries the allele that works in combination with the "lesser platinum" trait to make actual Platinums that look like the original imported animal.

http://ralphdavisreptiles.com/birthi...ons_2_2010.asp

scroll down to clutch 17

You can see, some animals look normal.
Some animals look like "lesser platinums" (aka "lessers")
There's one that looks like the lessers, but is brighter and glows. That's a platinum.