The hottest Rolex watch right now can vary depending on market demand and availability, but here are some popular models that are currently in high demand:

1. Rolex Daytona: The Rolex Daytona is a chronograph watch known for its sporty and elegant design. Due to its rarity and limited availability, the Daytona is a highly sought-after model, especially in stainless steel.
2. Rolex Submariner: The Rolex Submariner is a classic dive watch known for its durability, reliability, and iconic design. Due to its versatile style and functionality, the Submariner is a popular model, especially in stainless steel and green bezel.
3. Rolex GMT-Master II: The Rolex GMT-Master II is a dual-time zone watch for travelers and pilots. The GMT-Master II is a popular model, especially in stainless steel and Pepsi bezel, due to its practicality and distinctive design.
4. Rolex Datejust: The Rolex Datejust is a classic dress watch known for its timeless style and versatility. Due to its understated elegance and sophistication, the Datejust is a popular model, especially in stainless steel and white gold.

While these models may be in high demand, the availability and pricing of Rolex watches can vary depending on several factors. Purchasing from an authorized dealer or reseller is important to ensure authenticity and fair pricing.