A robust automatic movement powers this iconic Rolex Submariner model. Crafted in stainless steel with a distinctive black ceramic bezel insert and caseback engraved with the serial number "1221325", it features luminous hour markers, trapezoidal sapphire crystal for clarity, an exhibition date window at 3 o'clock, and is presented as a men's wristwatch measuring 41 mm in diameter. The design masterfully blends sporty functionality with refined elegance.