The Breitling Top Time B31 AB3113A71C1X1 is a 38mm stainless steel watch featuring a blue dial and a blue calfskin leather strap. It is powered by the self-winding mechanical Breitling B31 movement, offering a power reserve of approximately 78 hours. The watch includes a date display at the 3 o'clock position and operates at a frequency of 28,800 vibrations per hour. The case is water-resistant up to 100 meters and is fitted with a cambered sapphire crystal that is glareproofed on both sides. The caseback is screwed in and made of sapphire crystal, providing a view of the movement. The strap is secured with a stainless steel tang-type buckle. Reference number: AB3113A71C1X1.