The Breitling Premier B25 Datora 42 AB2510201K1P1 is a sophisticated timepiece featuring a 42 mm stainless steel case and a copper dial with Arabic numerals. It is powered by the self-winding mechanical Breitling B25 caliber, offering approximately 48 hours of power reserve. The watch includes a complete calendar displaying day, date, month, and moon phase, along with a chronograph function measuring 1/4th second and 30 minutes. Additional features comprise a cambered sapphire crystal with anti-reflective coating, a screwed-in sapphire crystal caseback, and water resistance up to 100 meters. The timepiece is complemented by a brown alligator leather strap with a stainless steel folding clasp. Reference number: AB2510201K1P1.