Breitling Endurance Pro Ironman 70.3 2025 World Championship 2025 Ref. X823101K1C1S1

The Breitling Professional Endurance Pro 44 X823101K1C1S1 debuted in 2021 as a limited edition of 300 pieces commemorating the IRONMAN® 70.3 World Championship 2025. The watch features a 44mm Breitlight® case with a thickness of 12.5mm and water resistance to 10 bar. The bidirectional bezel integrates a compass scale, while the dial displays the IRONMAN® 70.3 World Championship branding and event-specific colors. A sapphire crystal with anti-reflective coating on both sides protects the display. Inside, the thermocompensated SuperQuartz™ Caliber 82 — COSC-certified — powers a chronograph with 1/10th second, 30-minute, and central seconds counters, along with a date display. The solid caseback is secured with screws. This model is paired with an aquamarine rubber strap and a Breitlight® tang-type buckle.