The name of the estate (Image example: Château L'Angelus)
The estate's classification (Image example: Grand Cru Classé) This can be in reference to the 1855 Bordeaux classification or one of the Cru Bourgeois.
The appellation (Image example: Saint-Émilion) Appellation d'origine contrôlée laws dictate that all grapes must be harvested from a particular appellation in order for that appellation to appear on the label. The appellation is a key indicator of the type of wine in the bottle. With the image example, Pauillac wines are always red, and usually Cabernet Sauvignon is the dominant grape variety.
Whether or not the wine is bottled at the château (Image example: Mis en Bouteille au Château) or assembled by a Négociant.