Jewel of the Seas receives high praise for its friendly and attentive staff, diverse itineraries, and overall enjoyable cruise experience. Many guests highlight the excellent service, beautiful destinations, and well-maintained ship. However, some reviews mention areas for improvement, such as food quality in certain venues, entertainment variety, and the need for ship renovations. Cabins are generally comfortable, though some found them small or dated. Excursions and ports are a major highlight, while pricing for extras and specialty services can be high. Overall, the cruise is recommended for its value, service, and memorable experiences.