Men's automatic wristwatch. Model: Chronomat UB0136251B1S1. Reference number: 1204665. Case material: stainless steel combined with 18k rose gold bezel and lugs. Case diameter: approximately 44mm. Movement type: Automatic mechanical movement (numbered 12). Dial color: Black featuring high contrast elements. Includes date function. Sapphire crystal glass case back allowing view of the movement.