The Ball Trainmaster Worldtime Chronograph (CM2052DLL1JSLBE) is a men's automatic watch with a classic and functional design. 

Key specifications

• Case: Stainless steel
• Movement: Swiss-made automatic mechanical movement
• Functions: Worldtime and chronograph complications
• Additional features: Likely includes Ball's signature self-powered micro gas tubes for exceptional low-light visibility, as is standard with many of their watches.
• Authenticity: Sold as a new and original product.
• Origin: Manufactured by Ball Watch Co., brand known for its durable and reliable timepieces. 

Features

• Worldtime complication: The watch displays the time in multiple time zones simultaneously, a useful feature for travelers.
• Chronograph function: It includes a stopwatch function for measuring elapsed time.
• Classic design: The timepiece is a part of Ball's Trainmaster series, which is inspired by the watches used by American railroad workers in the late 19th century.
• Durability: Ball watches are known for their robust construction and shock resistance, making them suitable for everyday wear.