What type of jewelry is a pin or brooch?

A pin or brooch is a decorative jewelry item designed to be attached to clothing, often used to accessorize outfits or hold fabric in place.

What defines vintage costume jewelry?

Vintage costume jewelry refers to non-precious jewelry pieces made primarily for fashion rather than intrinsic value, typically produced in earlier decades and valued for their style and craftsmanship.

What is art glass in vintage jewelry?

Art glass in vintage jewelry refers to decorative glass elements that are artistically crafted and incorporated into pieces, often featuring unique colors, shapes, and textures.