AI Appraisal Estimate

This item is a stick pin featuring a yellow-toned metal shaft and a decorative head. The head is designed with a delicate, openwork scroll or teardrop swirl that secures a single, faceted round gemstone. The stone appears to be a light green color, which is stylistically consistent with olivine or peridot, though the exact mineral cannot be determined without physical testing. The pin is equipped with an acorn-style safety clutch on the sharp end, suggesting it was designed to be worn on a lapel or cravat. The metal possesses a polished finish consistent with gold or gold-plating. No hallmarks, maker’s marks, or fineness stamps are visible on the shaft or head in the provided image, so the material composition and origin remain unverified. The simple, elegant design is consistent with jewelry from the late 19th to early 20th century. Condition appears good with minor surface scratches and a slight bend in the pin shaft consistent with use and age. Due to the lack of visible signatures, this attribution is based entirely on aesthetic form and construction methods visible in the photograph.

I have examined the provided image of the stick pin, which features a design consistent with the Edwardian period (c. 1890-1915). Based on what I can see, the head displays an elegant openwork scroll motif typical of the era. However, I cannot verify the metal's purity or the gemstone's mineral species from a photo alone; physical testing such as an acid test for gold and refractometer testing for the stone would be required. The absence of visible hallmarks prevents me from asserting whether this is solid gold or gold-filled. The light green faceted stone resembles peridot or olivine, but I cannot exclude the possibility of synthetic spinel, glass, or paste common in period jewelry. The estimate assumes the piece is at least 10k-14k gold with a natural gemstone. If the item is determined to be gold-plated base metal with a paste stone—effectively a period 'style' piece—the value would likely adjust downward to the $20-$45 range. Conversely, if physical inspection reveals a high-karat gold content or a more rare stone, the value could exceed the upper estimate. The market for Edwardian-style stick pins remains stable among collectors of antique haberdashery, though demand is higher for hallmarked pieces. To reach a more precise valuation, an in-person examination by a gemologist and verification of the metal through scientific testing is necessary. The current estimate reflects typical market behavior for unbranded, style-attributed jewelry of this construction and condition, featuring a slight bend in the shaft consistent with age and previous use as a cravat accessory.