BRILLER is a Japanese online retailer specializing in luxury women’s watches, bags, jewelry, and designer accessories. Its catalog features items from prestigious brands such as Cartier, Rolex, Hermès, Van Cleef & Arpels, and Pomellato, including watches, rings, necklaces, earrings, handbags, wallets, scarves, and other branded goods. Shoppers can browse by brand, collection, material, color, gemstone, size, condition, price, and other product details. Listings include new, unused, pre-owned, consignment, and antique items, with product examples and prices displayed online.

In addition to retail, BRILLER offers watch-buying services through shipping and in-store appointments at its location near Shinjuku Station. The company promotes free nationwide shipping and handling for mail-in purchases, fast appraisals, and valuations informed by current market data. Customers selling a watch while purchasing an item from BRILLER may receive a 5% increase in the purchase offer. A consignment service is also available, allowing owners to entrust a watch to BRILLER for sale with a lower fee than a direct buyout.