Here is what I found.
Seize-Sur-Vingt mother of pearl cuff links for 22 bucks.
Reasons it works for me:
- Under $25 - check
- Understated enough for a job interview - check
- High wear ability with several shirts - check
- Bonus: Can be worn with formal dress - check
Photo credit: Seize-Sur-Vingt check them out at http://shop.16sur20.com/.