JB2120A61B1P1 Breitling The Breitling Premier B21 Tourbillon Chronograph JB2120A61B1P1 is a luxury watch with a 42mm 18K white gold case and fixed bezel. The crown is non screw-locked with two gaskets, providing additional water resistance. The dial is grey with silvery applied Arabic numerals and luminescent hour hands. The tourbillon is located at the 12 o'clock position, and a 60-minute sub-dial is located at the 6 o'clock position. The watch performs the functions of hours, minutes, seconds, 1/4th second, and 60 minutes. The self-winding movement is powered by a Calibre Breitling B21 (Manufacture La Joux-Perret) with 30 jewels and a frequency of 28,800 v.p.h. The case thickness is 15.25mm, and the case back is transparent. The front and back of the watch are protected by sapphire crystal. The power reserve is approximately 55 hours. The black alligator leather strap comes with an 18K white gold folding clasp. This model is water-resistant up to 100 meters, making it suitable for swimming and snorkeling but not for diving. The Breitling logo is located under the 3 o'clock position. The watch combines elegant design with precision engineering, making it a desirable choice for collectors and watch enthusiasts alike.

JB2120A61B1P1 Breitling Premier B21 Tourbillon Chronograph 42 18K White Gold Men's Watch.