Two years later, on September 7, 2011, Star Empire Entertainment announced JewelryS would make a comeback towards the end of September, however, members Baby-J and Eun Jung would no longer be members of the sub unit. Instead, new Jewelry members Ye Won and Semi were said to now be a part of the sub unit. They released the digital single, "Ames Room Vol.2", on September 21, 2011.
The sub-unit ceased when the main unit disbanded in January of 2015.
- [2009.01.22] Sweet Song
- [2011.09.21] Ames Room Vol.2
- [2009.10.06] Loving You A Thousand Times OST (#1 Love Light)
-  Nassun - Nolleowa
- Jewelry Official Fan Cafe
- Jewelry Official Yozm
- Jewelry Official me2day
- Jewelry Official YouTube Channel