Sea Ray

superbrightled.com is the way to go! They have detailed drawings which allow you to assure clearances. Understand that some bases can become quite warm. Make sure the heat will dissipate without damage to fixture or worse. Finally, while an excellen...

I was looking at a combination convection oven/microwave, but I'm concerned it wouldn't have adequate ventilation for the heat to escape. I know living without a microwave on board stinks.

That helps. Can you shine a flashlight in that hole 

Can't see all of the microwave, but the details I can see of the counter and range top looks identical to my layout.

I would if I were not 185 miles from the boat currently.