Different things matter to different buyers. View is usually more valuable than light, but no view usually means no light. You can have a north exposure and still get great indirect light without the heat of a west or south view.
A spectacular view will definitely will keep your property value strong.
Have you ever noticed the miracle of nature, that you can be facing away from the sun, maybe east, or west, or north by northeast, and it's still bright?
Outside of the small niche market of Gothic Trenchcoat Garden unit dwellers, most buyers prefer some Vitamin D rays in their diet. How that light gets into the apartment doesn't matter unless you are growing edibles on your balcony.