Search the model number and brand in the picture if you have questions because I dont know much about these but will help as much as I can. Its cast iron and porcelain coated.
This thing is solid and heavy as crap. I havent seen any chips or damage on it. The item "Vintage Antique Cast Iron Porcelain White Farmhouse Sink with Drain Board" is in sale since Friday, November 6, 2020. This item is in the category "Antiques\Home & Hearth\Sinks". The seller is "thetyson32" and is located in Shelby, North Carolina.
This item can't be shipped, the buyer must pick up the item.