A rectangular optical crystal block featuring a detailed three-dimensional ship engraving, presented on a premium black base with customizable inscription space. The precise internal artwork makes it ideal for shipping companies, shipbuilding projects, vessel launches, maritime anniversaries, executive gifts, and commemorative displays. Size is fully customizable to your requirement. Supports 3D inner engraving, laser engraving, and custom base text. OEM/ODM service includes no minimum order, a free design mockup, custom packaging, and samples in 5–7 working days.
