2025 New Rolex Oyster Perpetual 31 Series .1. Equipped with an imported movement, synchronized with the original, featuring no extra date positions; quality is stable and reliable.2. Consistent with the original, case diameter is 31mm.3. Polished hour markers, top-grade Swiss ice blue luminous material, consistent with Rolex 's original luminescence.4. Integrated mid-case design, screw-down case back, and winding crown; exceptional water resistance.5. Top-notch craftsmanship, with each strap perfectly fitting the lugs, providing the highest comfort for the wrist.