AI Appraisal Estimate

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Submitted photo · May 19, 2026

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AI appraisal

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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

Royal Bonn Franz Anton Mehlem Chocolate Pot Set

Antique Ceramics and Porcelain

AI Estimated Value

·Not an official valuation·Verify before acting

$150 - $250

As of May 19, 2026

AI Item Analysis

·AI can make mistakes·Verify before acting
This is a fine ceramic chocolate pot set, likely produced by the Franz Anton Mehlem factory in Bonn, Germany (Royal Bonn), dating from the late 19th to early 20th century (Victorian or Art Nouveau era). The set consists of a tall, elegantly tapered chocolate pot with a matching lid and two small associated cups. The pot features a highly Rococo-influenced silhouette with a scalloped, footed base, a tall scrolling handle with 'C' curves, and an ornate spout. The decorative scheme includes hand-painted or high-quality transfer-applied floral motifs featuring large pink and yellow roses against a shaded background of white, soft peach, and deep teal green. Notable features include intricate relief molding at the rim and base highlighted with gold gilt accents. The base of one cup displays a visible maker's mark consisting of a crown above a shield emblem, consistent with Royal Bonn marks of the 1890-1920 period. Condition-wise, the pieces show significant gold loss (gilt wear) along the rims and handle high points, common for their age. There is visible staining and light crazing on the glaze. The pot’s lid shows wear around the finial, and the overall patina suggests frequent domestic use followed by long-term display. The craftsmanship is indicative of late Victorian German porcelain production, blending molded structural complexity with delicate floral artistry.

AI Appraisal Report

·AI can make mistakes·Verify before acting
I have virtually examined this Royal Bonn chocolate pot set, attributed to the Franz Anton Mehlem factory. Based on the visible 'Crown and Shield' mark, the set dates to the late 19th or early 20th century. The silhouette is a classic Victorian-era Rococo Revival form, popularized by the German factories to meet the demand of the growing middle-class market for afternoon tea and chocolate service. Authenticity appears consistent with typical Royal Bonn production standards of the period, specifically the 'Old Delft' or floral tapestry styles. The condition significantly impacts the valuation. My examination reveals heavy gilt loss on the handle and rims, which is common but detracts from the visual appeal. The presence of visible staining and crazing indicates that the glaze has been compromised, likely from heat or moisture exposure during domestic use. Market demand for ornate Victorian ceramics has softened over the last decade, with collectors now favoring pristine condition or rare 'Art Nouveau' artist-signed pieces, which this example lacks. Comparables for complete Royal Bonn pots in good condition typically sell for $100-$150, with the additional cups bringing the set total slightly higher. However, the heavy wear to the gilding keeps this at the lower end of the specialist market. Disclaimer: This appraisal is based on photographic evidence only. A physical examination is required to check for hidden hairlines, professional restorations, or 'ringing' the porcelain for structural integrity. Full authentication would require verifying the glaze chemistry and cross-referencing factory pattern books at the Bonn city archives to confirm this specific floral transfer series.

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