Cornerstone is the hotel's Italian restaurant, serving breakfast, lunch, dinner, and a polished but relaxed dining experience. It is a practical all-day venue for guests staying in Gangnam, especially before meetings or after a day at COEX. The food is not trying to replace Seoul's dining scene, but it gives the hotel a reliable main restaurant with enough range for repeat use.
The Lounge sits high in the hotel and is one of the best places to understand the property. It works for tea, coffee, light meals, business conversations, and quiet time with city views. The Timber House adds a more atmospheric evening option, with Japanese and Korean food, drinks, music, and a darker lounge mood. Together, the three venues make the hotel feel complete without turning it into a loud social hotel.
Seoul's restaurant scene is far too deep to stay only on property, and guests should explore. Gangnam alone offers Korean barbecue, cafes, modern Korean cooking, bars, and casual late-night food. Park Hyatt Seoul is most useful because it gives guests refined choices inside the hotel and immediate access to many more outside it.