Based on this product's specifications, here are some alternatives and similar models
Samura SBS-1300/M Universal 2-in-1 Diamond Sharpening and Polishing Stone Grit 1000/3000
Summary description:
The Samura SBS-1300/M is a professional 2-in-1 combination diamond sharpening and polishing stone. Featuring a dual-grit design of 1000 for sharpening and 3000 for fine honing, this tool ensures optimal edge maintenance for kitchen knives. Its diamond abrasive surface provides efficient material removal and long-lasting performance, making it an essential accessory for maintaining precision cutting tools in any kitchen environment.