I have never seen this style before. The item "Tiffany & Co.
Makers Gold Gilt Sterling Silver Butter Pats SET OF 4 EXCELLENT" is in sale since Thursday, January 2, 2020. This item is in the category "Antiques\Silver\Sterling Silver (.925)\Other Antique Sterling Silver".
The seller is "bobgl" and is located in Winnetka, Illinois. This item can be shipped worldwide.