Well, I took those photos two weeks ago to ask in an italian forum the same thing, but they had no ideas. So I decided to post here ;)
In your experience, how long she takes to become gravid? I hope my english is understandable
I can see quite some odontodes on his tail and also the interopercularodontodes (on the cheeks) are big! The size and strong curves of the pectorals are also pointing towards male. My Guess is a male. It's true, she's big and she has a lot of odontodes, as you can see in this shot ...