Currently not working don’t even know how to test it to be honest not too sure on model. It is missing two of the band caps on the back on the pictures sold for parts or repair The Vintage Bulova Wind Up Men's Wrist Watch from the 40s-50s features a classic round shape with a solid stainless steel caseback. This timeless piece is equipped with a mechanical (manual) movement and an analog display, perfect for those who appreciate the craftsmanship and precision of a traditional watch. The 10k RGP case and 10k GF band add a touch of elegance and sophistication to this vintage timepiece, making it a valuable addition to any collection or a stylish accessory for a formal occasion.