Silver tone 1960s retro necklace jewelry #retroaccessories This appears to be a vintage Monet silver-tone omega or snake chain choker necklace, likely from the 1970s or 1980s. This style of necklace is known for its sleek, smooth, and flexible design that sits close to the neck. Key Features Brand: Monet, a well-known American costume jewelry brand recognized for its quality craftsmanship and durability. Material: It is a silver-tone metal, typically triple-plated for a high-quality, lasting shine. Style: The necklace features a wide, flexible chain, often referred to as an "omega" or "snake" chain. It often includes a seamless tubular or bar accent at the center, as seen in the image. Era: Similar styles were popular in the 1970s and 1980s, reflecting the bold and modernist jewelry trends of that time.