They are all marked Christian Dior, Made in Spain, Split Leather and then the model number and size.

They all have a small Christian Dior CD logo on the belt buckle. The buckles are gold tone. They have an asymmetrical bar on the buckle, where the logos is. There are two different widths, one on the oxblood and a different width on the black belts. They have the same design. They have a squared end. 

The oxblood buckles are wider, being 1 3/8" wide and the belts are 1 1/8" wide. 

The black buckles are thinner being 1 1/4" wide and the belts are 15/16" wide.

All the buckles are new old stock, never worn. They all have the plastic hang tag and a couple still have the paper tag. 

Condition: They are all new, old stock, never worn but may have a light scuff line or two. The 38 has a black mark on the back and a little dull spot on the buckle. Hardly noticeable, but there. (See last couple pics) Price is reduced on this belt. 

The 32 measures about 37.75" overall length (including 1 1/4" long buckle.)  5 holes starting at 2.75" from end of belt about 1 inch apart

The 34 measures about 41.5" overall length (including 1 1/4" long buckle.)  5 holes starting at 3" from end of belt about 1 inch apart