Silver
The homophone for "broach" is "brooch."
i'm not sure how brooch.
No, although they are often pronounced the same.
The Tara Brooch.
A brooch is an item of jewelry with a pin on the back to pin to your clothing.
the pin part of a brooch is called the clasp
The Emily Dickinson poem "A Route of Evanescence" contains the word "brooch." The specific line is "That when the fine initiated / Come, in a bright brooch to dwell," which refers to a hummingbird.
The word brooch in Tuck Everlasting is on page 30.
Brooch
The homophone for "broach" is "brooch." "Broach" refers to starting a conversation or addressing a subject, while "brooch" is a piece of jewelry that is worn on clothing.
I don't think you can determine the age just with that number.