Featuring a cash machine and a lift, Jw Marriott Hotel Istanbul Marmara Sea is situated in European Side with Istanbul's old center, with classic sights like opulent Topkapı Palace, the Blue Mosque, and Hagia Sophia, a mosque famed for its Byzantine mosaics, 5 minutes' drive away World Trade Center Istanbul. Featuring 227 rooms with views of the garden, this 5-star hotel is at a distance of 4.3 km from Istanbul Aquarium.

The Jw Marriott Hotel Istanbul Marmara Sea is in a business area of Istanbul. The property is within 25 minutes' walk of Atakoy Marina and opposite Capacity Shopping Center. The accommodation also provides access to shopping attractions like CNR Expo Center, which are a 10-minute ride away. Demiryolu Caddesi bus stop is at a distance of at an 850-metre distance from Jw Marriott Hotel Istanbul Marmara Sea.

In terms of safety, the allergy-friendly rooms are equipped with a safe and smoke detectors. A flat-screen TV with satellite channels along with a mini-fridge-bar and coffee/tea making facilities are available. Self-catering facilities include an electric kettle, a refrigerator, and an oven. The private bathrooms are fitted with a hot tub and a walk-in shower, along with bathrobes.

A buffet breakfast is offered at the luxury Jw Marriott Hotel Istanbul Marmara Sea. Guests can also taste international dishes served at Brasserie Cat Walk, which is 10 minutes away by car.