Vintage PSCO 10K Gold Black Onyx Diamond Filigree Lace Cocktail Ring Size 7
Up for sale is an authentic, beautifully preserved vintage estate cocktail ring manufactured by the historic Plainville Stock Company (PSCO). This stunning Art Deco style ring features a large, polished oval cabochon black onyx center stone. Set directly into the heart of the onyx is a white gold, diamond-shaped plaque showcasing a single-cut sparkling diamond accent. The mounting is a spectacular example of Mid-Century craftsmanship, boasting a highly detailed yellow gold filigree and scroll openwork setting. Maker’s Mark: Stamped “10K” alongside the official “PSCO” hallmark. Ring Size: 7 Weight: 4 grams Condition: Excellent vintage condition with normal light wear consistent with age. No cracks to the onyx or anywhere else.