"Alligator leather" refers to the skin or hide of an alligator that is treated and used for making various products. It is a type of leather material that comes from the skin of an alligator. Full definition
Depending on the combination of body and strap though, the price goes up, all the way to # 915 ($ 1,020, around AU$ 1,540) for the titanium case with alligator leather strap. (techradar.com)
The gold casing comes with either a brown alligator leather band, or a gold link band. (techradar.com)
The company has also launched a special Italian custom alligator leather back variant which costs 16,999 Yuan (approx. (maktechblog.com)