Based on this product's specifications, here are some alternatives and similar models
Band Apple MGHP4ZM/A Smart Wearable Accessories Natural Titanium 49 mm
Summary description:
The Apple MGHP4ZM/A band is designed for smartwatches, made of natural titanium, and fits wrist sizes from 155 to 185 mm. With a width of 49 mm, it combines durability and style, making it a perfect accessory for your smartwatch.