S1 Production THB Cartier AF1 Sandus Chronograph Watch Series .1. Movement: Equipped with the Dandong 7550 movement, known for its stable and reliable quality; .2. Case: Features a 42mm watch diameter, with a case made of ADLC carbon coating paired with a stainless steel case. The ADLC carbon coating material is known for its durability, while the brushed stainless steel case sides enhance the unique luster and texture of the metal; .3. Dial: Utilizes a zoned design, with a central square area finished with a brushed technique, and three functional sub-dials adorned with spiral patterns, creating a striking contrast. The classic Roman numeral hour markers and sword-shaped hands complement each other beautifully. A date display window is positioned at 4 o'clock, and the classic elegant design leaves a deep impression, while the innovative design adds vibrancy to the watch, with a delicate texture and color matching; .4. Glass: Water-resistant and scratch-resistant sapphire glass; .5. Strap: Made from Italian cowhide to enhance wearing comfort; .Recognize the code 806872ZE 2759 S1 recommends a refined multifunctional mechanical watch for men.