wetsuit layers

Can I easily achieve the same warmth of a 5mm wetsuit by layering under/over a 3mm wetsuit with a vest/neoprene shorts etc? A 3mm is ideal for most of the diving I do but I will be doing repetitive diving on a Liveaboard this summer and have been advised that I will be more comfortable in a 5mm...

Hello all. I'm new to diving and this forum. Even though still training, i have a very specific diving target area. I visit Florida 4 times per year (basically once per season) and would like to go diving each time i'm there. I'll be in the Venice (gulf coast) area and have found that the...