Vintage Sweetheart Expansion Bracelet Unsigned Gold Tone 3 Chains & Stretch Band

This is a different & unique style of Sweetheart bracelet. Instead of having the expanding “S” links all the way around it has the S links on the bottom of the bracelet, three chains on the top portion and a knotted design that slides on the 3 chains Every other “S” link is embossed Bracelet is unsigned but says Pat. Pend. under the the knot It’s Likely gold plated or gold filled and from the 1940’s Very good condition!