Rosewood
The Chancery Rosewood London
The Chancery Rosewood took the old US Embassy on Grosvenor Square — a hulking Portland stone brutalist block — and turned it into Mayfair's most architecturally confident new arrival, with Joseph Dirand's walnut-and-brass interiors, a dug-out 18-meter basement wellness floor, and that salvaged B52-bomber eagle now perched above two new penthouse floors. The all-suite format means even entry rooms feel genuinely spacious by London standards, and the wellness offering — a rare 25m pool, full Asaya spa — is a legitimate differentiator in a city where most luxury hotels can't spare the square footage. The problem is consistency: for every guest who calls this the best hotel they've ever stayed in, another describes reactive service, mishandled afternoon tea, or a front desk that doesn't know how to recover from a hiccup. This tracks with a hotel still finding its rhythm less than a year after opening — the design and the F&B stars (the Japanese omakase, Serra, Eagle Bar) are already there, but the intuitive, anticipatory service that separates a Claridge's or Connaught from a very good newcomer isn't fully baked yet. Book it for the design, the suites, and the spa; go in knowing service can swing from genuinely spectacular to oddly clumsy depending on the day and the staff member you draw.