A pair of velvet curtains purchased a few years ago at an antique fair held at Isetan Shinjuku. They cost around 40,000 to 50,000 yen. The colors are gold and crimson stripes. I was told they are antique (estimated to be from 1920-1940). They are a pair, approximately 174cm long and 124cm wide, and are thick. Antique curtains of a size suitable for Japanese homes are rare, so this is an unusual size. I think they provide sufficient light遮光性. Please check the images for any fraying. According to AI (GPT-5): This fabric has features often seen in French antique interior fabrics. The following is an explanation of the estimated era based on the actual structure, weave, dyeing, and sewing. The surface is cut pile (velvet) with a deep luster. A rough linen or cotton backing can be seen on the back. This weaving method was often used in France from the late 19th century to the first half of the 20th century (around 1880-1930). Around Lyon and Saint-Étienne at the time, such jacquard-woven striped velvet was popular. Dark burgundy and mustard gold + thin black lines. This is a combination often seen in the Belle Époque period (around 1900) to the early Art Deco period. French fabrics before the mid-19th century had more delicate and pale colors (dull rose and beige), and such high-contrast color combinations are easier to consider as being from the early 20th century onwards, when modern dyes became stable. The seam allowances and hems are straight stitched. Machine sewing. Uniform stitch spacing, not hand-sewn ⇒ at least after 1920-1930 (industrial sewing machines became widespread). The lining on the back is reinforced with a different material, suggesting it was intended for curtains or upholstery. Fading and slight pile crushing due to the way the light hits it. It looks like a fiber change of about 60 to 100 years. Since there are no adhesive threads or modern repairs in some parts, it is probably not a reproduction that was re-produced later, but an original. Estimated era French-made velvet fabric from around 1920-1940 (Art Deco period). The predicted selling price in France is 20,000 to 60,000 yen.