Breakdown of Aunque el collar no es caro, a mi prima le parece muy bonito.
Questions & Answers about Aunque el collar no es caro, a mi prima le parece muy bonito.
Aunque means although / even though and introduces a subordinate clause.
So Aunque el collar no es caro... sets up a contrast before the main idea.
You could also say:
El collar no es caro, pero a mi prima le parece muy bonito.
That version is also correct. The difference is mostly about structure and emphasis:
- aunque = although, putting the contrast in a dependent clause
- pero = but, linking two main clauses
Both are natural, but aunque often sounds a bit more elegant or compact.