Signiel Seoul is a five-star luxury hotel located between the 76th and 101st floors of the iconic Lotte World Tower in Seoul's Songpa-gu district. The hotel offers panoramic city views from all 235 guestrooms and provides direct underground passage access to Jamsil Subway Station (Line 2 and 8).

Each carpeted room is equipped with a minibar, fridge, coffee machine, safety deposit box, flat-screen television with satellite programming, phone, and desk. Complimentary wired and wireless internet access is available throughout the property and in all rooms. En suite bathrooms feature separate bathtubs and showers, deep soaking bathtubs, a hairdryer, designer toiletries, bathrobes, towels, slippers, and a toilet with an electronic bidet. Bottled water is available in certain rooms.

Dining options include the Michelin-starred BICENA, serving Korean-style dishes for lunch and dinner, and STAY restaurant, offering French gourmets by 3-star Michelin chef Yannick Alléno. Guests can also enjoy a champagne bar, a bar/lounge, an on-site coffee shop, and other eateries. Buffet breakfasts are available daily for a fee, and 24-hour room service is provided. Groceries can also be delivered to accommodations.

For recreation and wellness, the hotel features an indoor swimming pool, a fitness center/health club, a spa, sauna, steam room, hot tub, and massage services.

A wide array of services ensures a comfortable stay, including concierge services, express check-in/check-out, luggage storage, safety deposit boxes, and daily housekeeping. Business travelers can utilize the business center and two meeting rooms, which also serve as banquet facilities. Additional amenities include complimentary newspapers in the lobby, dry cleaning, laundry, trouser press, and ironing services. Complimentary parking and valet parking are available. The hotel offers convenient transportation services, including a roundtrip airport shuttle for a surcharge at scheduled times, and assistance with booking tours and tickets. Smoking is strictly prohibited within the entire hotel premises, with designated smoking zones available.

Signiel Seoul is steps from Lotte World Tower and Lotte World Mall, 0.5 km from Lotte World, and 1.3 km from Olympic Park. The COEX Convention and Exhibition Center is 4.5 km away, and Gangnam Station is 7 km away. Gimpo International Airport (GMP) is approximately a 45-minute drive (39.1 km), while Incheon International Airport (ICN), the preferred airport, is under a 70-minute drive (74 km). The Signiel Seoul is a hotel.