Hands-On: The A. Lange & Söhne Datograph Perpetual Tourbillon Honeygold ‘Lumen’ – Lange’s Most Expensive Serially Produced Watch It’s a big watch to celebrate a big year for the Datograph. Now we take a closer look. Continue reading ‘Hands-On: The A. Lange & Söhne Datograph Perpetual Tourbillon Honeygold ‘Lumen’ – Lange’s Most Expensive Serially Produced Watch’ 0 Posted In: Uncategorized