News, events and new features.
Meet the new World Class Antiques: a refreshed marketplace with no sales commissions and a dealer workspace for listings, buyer conversations, order tracking and Storage & Labels. Arrange payment, shipping and pickup directly with your buyers.
Know where every piece is. Organize your listings into private places, shelves and bins, print QR labels and find the right item quickly when it sells.
Explore 16 practical tools for antique collectors and dealers, from buying calculations and trip records to Roman dates and photo documentation.
Read a date on an old book, clock or inscription—or convert a year into Roman numerals.
Standard Roman numerals, years 1–3999. Spaces and full stops between letters are accepted.