At seiso, we create beauty experiences that are pure, luxurious, and deeply immersive. Specializing in gel nail services, we use only high-quality, non-toxic products to deliver flawless, long-lasting results. Every detail, from classic styles to modern designs, is crafted with care to ensure your visit feels indulgent and relaxing. Beyond nails, we offer eyelash extensions and a range of beauty treatments, all designed to enhance your natural beauty in a clean, serene environment. Complementing our services, we curate a selection of ethically sourced, cruelty-free body care and beauty products, chosen for their purity and sustainability. Visit us near Oxford Street and Marylebone to unwind, recharge, and feel your best.