https://www.weaverleathersupply.com/products/c-1345-sbn
1 1/2" Nickel, Center Bar Buckle, Solid Brass – Weaver Leather Supply
1 1/2" Nickel Center Bar Buckle in solid brass, 2 3/8" x 1 3/4", perfect for belts, straps, bags, and leather accessories. Durable, stylish finish.
nickel centersolid brassbarbuckleweaver
https://grommetmart.com/product-tag/nickel-center-jean-button/
Nickel Center Jean Button Archives - GROMMETMART
nickel centerjeanbuttonarchives