AI Appraisal Estimate

AI-generated estimates · not official valuations

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Submitted item photo
Submitted photo · May 18, 2026

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AI analysis below

AI appraisal

AI analysis & estimate

AI-Generated · Verify before acting

Everything below is generated by AI for informational purposes only. AI can make mistakes — the AI may misidentify items or misattribute them (artist, maker, brand, designer, origin, era). This is not an official valuation and should not be used for insurance, sale, tax, estate, legal, or lending purposes — or any decision requiring a certified appraisal. It is not an authoritative claim about any person, brand, or rights holder — do not share or rely on it as a factual statement about a third party. Always consult qualified professionals before making financial decisions.

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AI Identification

·Not independently authenticated·Verify before acting

Marcasite and silver-tone cat brooch

Jewelry

AI Estimated Value

·Not an official valuation·Verify before acting

$45.00 - $85.00

As of May 18, 2026

AI Item Analysis

·AI can make mistakes·Verify before acting
This item is a small brooch fashioned in the shape of a seated or pouncing cat, displayed within a white jewelry box. The piece is heavily embellished with small, metallic, rose-cut stones that appear consistent with marcasite. These stones are set into a dark gray or antiqued silver-tone metal frame, which shows decorative milgrain detailing along the edges. The cat's tail is textured with slanted ridges, and two small red stones (possibly glass or garnet-style) are set as eyes. The presentation box features a velvet-textured insert embossed in silver with the words 'STERLING SILVER'. However, without a visible hallmark struck directly onto the metal of the brooch itself, the material composition remains unverified by this image alone. The overall aesthetic is stylistically consistent with Art Deco revival jewelry from the mid-to-late 20th century. The condition appears good from the photo, with no obvious missing stones, though there is slight discoloration or staining on the bottom-left corner of the box insert. Professional testing would be required to verify the silver content and stone authenticity.

AI Appraisal Report

·AI can make mistakes·Verify before acting
Based on my visual examination of the image provided, the item appears to be a marcasite-style cat brooch. While the presentation box bears a label for 'STERLING SILVER,' I cannot confirm the metal content or the authenticity of the stones from a photograph alone. The brooch exhibits characteristics consistent with Art Deco revival jewelry likely produced in the late 20th century. The stones appear to be rose-cut pyrite (marcasite) set in a metal frame with milgrain detailing, though physical testing is required to rule out molded glass or base metal substitutes. The red eyes are hypothesized to be glass or garnets, typical of this genre. The estimated value of $45-$85 assumes the piece is sterling silver as suggested by the packaging. If physical inspection reveals the metal is a silver-plated alloy rather than solid silver, the value would likely decrease to the $15-$25 range. The market for figural animal brooches remains steady among vintage enthusiasts, though value is heavily dependent on the presence of all stones and the integrity of the pin mechanism, which isn't visible here. To reach a more certain valuation, I would recommend an in-person inspection to locate a hallmark (such as '925') on the brooch itself, perform a secondary acid test for silver purity, and examine the stones under magnification to ensure they are bead-set rather than glued. Documentation regarding the manufacturer or original point of purchase would also assist in refining this estimate. Without such confirmation, this remains a preliminary appraisal based on the visual hypothesis of a silver and marcasite composition.

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