Offered is a Breitling Duograph, reference B15507, featuring a 39 mm stainless steel case, a black dial, and a sporty blue strap paired with an original Breitling buckle. This watch is presented in very good condition, having been recently serviced and professionally polished. It functions perfectly, with all chronograph operations working smoothly as intended. The Duograph is known for its split-seconds (rattrapante) chronograph, making it one of Breitling’s more technically interesting and collectible chronographs, especially in this balanced 39 mm case size. ⸻ Specifications • Brand: Breitling • Model: Duograph • Reference: B15507 • Movement: Automatic chronograph (rattrapante) • Case Diameter: 39 mm • Case Material: Stainless steel • Dial: Black • Strap: Blue strap • Buckle: Original Breitling buckle • Crystal: Sapphire ⸻ Condition • Case: Very good condition, recently polished • Dial & hands: Clean and well preserved • Movement: Recently serviced, functions perfectly • Strap & buckle: Strap in very good condition, original buckle ⸻ Included • Watch only ⸻ Summary A beautifully presented Breitling Duograph Ref. B15507, recently serviced and polished, combining classic proportions with a highly regarded rattrapante chronograph movement. An excellent opportunity to acquire a technically impressive Breitling in strong condition.