Modification Of Abalone Mechanical Watch Case

Product information:
Colors: Sky Blue 123 Ceramic Bezel_43mm, Half-Blue and Black 123 Ceramic Bezel_43mm, Sky Blue Ceramic Bezel_43mm, Jewel Blue 123 Ceramic Bezel_43mm, Black 123 Ceramic Bezel_43mm, Gold-Blue Ceramic Bezel_43mm
Case Diameter: 43.5mm × 15mm, with a blue inner bezel, compatible with a 28.5mm dial
Case Material: 316L steel, blue-coated sapphire crystal glass, solid steel case back, 4.2 o'clock position lugs