Rolex Milgauss "grey dial" ref.116400 The Rolex Milgauss reference 116400 with a grey dial is a distinctive timepiece that combines Rolex's renowned precision with a unique design and scientific heritage. The Milgauss, originally introduced in 1956, was designed to meet the needs of scientists and engineers working in environments with strong magnetic fields, which could disrupt the accuracy of a traditional mechanical watch. The reference 116400, a modern interpretation of this classic, continues to uphold the model’s legacy of magnetic resistance while offering contemporary style and performance. The Milgauss 116400 features a stainless steel Oyster case with a diameter of 40mm, providing a robust yet elegant appearance. The case is equipped with Rolex’s signature Twinlock screw-down crown, which, together with its hermetically sealed case back, ensures a water resistance of up to 100 meters (330 feet). Its smooth bezel adds a sleek touch, contributing to the clean and modern look of the watch. The grey dial of this particular Milgauss 116400 stands out for its understated elegance. The dial's rich, metallic grey tone has a satin finish, giving it a refined and versatile appearance. The applied hour markers are filled with Chromalight, a luminescent material that glows blue in low-light conditions, ensuring legibility even in dark environments. The iconic orange lightning bolt seconds hand—a signature feature of the Milgauss—adds a bold and playful contrast to the dial, paying homage to the model’s origins in the world of science and technology. Inside the Milgauss 116400 is Rolex's Caliber 3131, a self-winding mechanical movement developed and manufactured entirely in-house. The Caliber 3131 is equipped with advanced features designed to enhance its resistance to magnetic interference, such as a paramagnetic blue Parachrom hairspring and a Faraday cage surrounding the movement. These innovations enable the Milgauss to resist magnetic fields of up to 1,000 gauss, making it ideal for professionals who work in environments where magnetic exposure is a concern. With its distinctive design and specialized engineering, the Rolex Milgauss reference 116400 with a grey dial is a unique piece in the brand’s lineup. It is a watch that combines Rolex’s hallmark precision and durability with a sense of scientific curiosity and playful style. The Milgauss 116400 is perfect for those who appreciate a timepiece that stands out from the crowd, offering a balance of technical excellence and bold design. Brand: Rolex Case size: 40mm Reference: 116400 Set: Box and papers Material: Stainless steel Year: 2007 Condition: Very good Origin: Swiss Mouvement: Automatic Warranty: 1 year