Ornate gold-tone oval brooch with cabochon-style center stone

This appears to be an elaborate oval brooch or dress pin, photographed against skin. The piece has a bright yellow-gold colored surface and an openwork frame composed of scrolling foliage, curled volutes, beaded accents, and leaf motifs. At the center is a large, smooth, domed oval cabochon in a pale milky blue-green or gray-green color, possibly glass, imitation stone, moonstone, chalcedony, or another translucent material; the photograph does not allow the material to be determined. The stone is surrounded by a twisted-rope border and appears to be held in a raised bezel. The reverse, fastener, and any marks are not visible, so no metal fineness, maker, or brand can be identified from this image. The design is stylistically reminiscent of late Victorian Revival, Edwardian Revival, or later ornate costume jewelry, but the actual age is uncertain. Visible condition includes light surface scratches or hairline marks on the cabochon and possible wear or unevenness in the gold-colored finish. The attribution rests only on the visible brooch form and decoration; it is not authenticated and may be gold-tone base metal or plated jewelry rather than precious metal.

Based on what I can see in the provided image, I assess this as an ornate oval dress brooch with scrolling openwork, foliate details, a rope-style border, and a domed pale blue-green cabochon. The design is suggestive of Victorian Revival, Edwardian Revival, or later ornate costume jewelry, but age, maker, metal content, and stone identity cannot be determined from the photograph. I also cannot verify whether the finish is solid gold, gold-filled, plated metal, or another alloy. The estimate reflects typical market demand for attractive, wearable vintage-style jewelry of this type. The elaborate design and substantial central stone support interest, while visible surface marks on the cabochon, possible finish wear, and the absence of a visible hallmark or maker’s mark limit value. If physical inspection shows precious-metal content, a desirable natural stone, or a documented maker, the value could rise substantially; if it is unattributed gold-tone base metal, a typical resale range would be approximately $30–$100. To assess it further, I would need to examine the reverse, clasp, construction, and any marks in person; test the metal and stone; and review any provenance documentation. A jeweler, gemologist, or specialist appraiser could perform hallmark verification and scientific testing. If the piece proves to be a reproduction, replica, or simply jewelry in an antique style, I would value it primarily as decorative costume jewelry, generally below the stated range.