Certainly, when it comes to luxury men's watches, there are many renowned brands and models to consider. Below are some iconic luxury men's watch brands and examples of their popular models as of my last knowledge update in September 2021. Keep in mind that the availability and popularity of specific models may have changed since then.

• Rolex Submariner: The Rolex Submariner is a legendary luxury dive watch known for its timeless design and robust build. It's a favorite among watch enthusiasts and is often associated with luxury and prestige.

• Patek Philippe Nautilus: The Patek Philippe Nautilus is an iconic sports watch with an elegant design. It's highly sought after for its craftsmanship and exclusivity.

• Audemars Piguet Royal Oak: The Audemars Piguet Royal Oak is celebrated for its distinctive octagonal bezel and integrated bracelet. It's a symbol of luxury and innovation.

• Omega Seamaster: The Omega Seamaster is another famous luxury dive watch and is often chosen for its precision and connection to the James Bond franchise.

• IWC Portugieser: The IWC Portugieser collection includes classic dress watches with a clean, timeless design. They are renowned for their elegance and sophistication.

• Cartier Santos: The Cartier Santos is a classic luxury watch with a rich history, known for its square case and Roman numeral markers. It's a symbol of style and refinement.

• Jaeger-LeCoultre Master Ultra Thin: Jaeger-LeCoultre is known for its exquisite craftsmanship, and the Master Ultra Thin collection offers exceptionally slim and elegant dress watches.

• Breguet Classique: Breguet watches are admired for their intricate details and classic styling. The Classique collection embodies their commitment to traditional watchmaking.

• Vacheron Constantin Overseas: Vacheron Constantin produces a range of luxury watches, and the Overseas collection offers sporty yet sophisticated timepieces suitable for various occasions.

• Panerai Luminor: Panerai is known for its bold and distinctive designs, and the Luminor series features robust luxury watches with a military-inspired aesthetic.

These are just a few examples, and there are many more luxury watch brands and models to explore. When choosing a luxury men's watch, consider your personal style, preferences, and budget. It's also essential to purchase from authorized dealers or directly from the brand to ensure authenticity and warranty coverage for your investment. Additionally, visit the brand's official website or an authorized retailer for the most up-to-date information on their offerings.