On the occasion of the 20th anniversary of the original A. Lange & Söhne Langematik Perpetual Calendar, Glashutte, Germany-based A. Lange & Söhne is set to release two new limited-edition (of 50 pieces each) versions of the Langematik Perpetual watch with midnight-blue dials — fitted with either an 18k white gold or 18k pink gold case … Read more