Dating victirian hardware
Wide bangles typically used secure hinges with tongue and groove type clasps (also known as box clasps), while more delicate link bracelets used ring clasps.Wider link bracelets set with stones would often have fancy decorated box clasps.The S-hook clasp is a variation on the hook, with a rounded, S shape.
Safety pin clasps were also popular and were used from the late 1800s until the early 1900s, and are still used on some hand made pieces today.
The lobster claw clasp in use today is a fairly new design from the late 1970s, as is the toggle clasp.
The spring ring clasp, introduced in the early 20th century, is the most common vintage bracelet clasp.
The Hook clasp (also called shepherd’s hook) was very popular in the 1950s and 1960s, when chunky multi-strand bead necklaces and sparkling rhinestone necklaces were very popular.
Usually, the necklace had a chain that allowed the hook to use any of the chain links, making the necklace length adjustable.