AI identification & appraisal estimate

Studio Pottery Glazed Stoneware Vase

Submitted photo of Studio Pottery Glazed Stoneware Vase
Photo submitted by the user — not generated by AI

AI Estimated Value

Not an official valuation

$150 - $250

AI estimate as of December 31, 2025 · verify with a professional before acting

AI-Generated · Verify before acting

Everything on this page 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 Item Analysis

This item is a hand-thrown studio pottery vase, likely mid-to-late 20th century, displaying a tapered ovoid form with a slightly recessed rim. The vessel is constructed from dense stoneware and finished with a dark, chocolate-brown tenmoku-style base glaze that exhibits a subtle crystalline shimmer and fine pitting characteristic of high-fire reduction. The primary decorative feature is a series of 'poured' or 'dipped' abstract motifs in earthy tones of rust, cream, and forest green. Notably, the central design utilizes a sgraffito-like combed technique or systematic wax resist to create horizontal banded lines within the teardrop shape, suggesting high-level technical skill. The glaze shows a vibrant, glossy finish with natural variations in thickness that create depth. No immediate cracks or chips are visible from the exterior, and the piece maintains a robust, utilitarian weight. The style is reminiscent of Modernist or Arts and Crafts studio movements, reflecting professional craftsmanship without visible maker's marks from this angle. The interior appears to be glazed to match the exterior rim, ensuring functional integrity for holding water.

AI Appraisal Report

I have examined the studio pottery stoneware vase via the provided documentation. The piece represents a late 20th-century modernist aesthetic, utilizing high-fire reduction techniques. I observed a sophisticated tenmoku-style base with successful oxidation-reduction variation in the 'pouros' glaze application. The sgraffito-combed technique indicates a mid-to-high level of technical proficiency, typical of professional studio work. Based on the visual inspection, the condition appears excellent with no visible crazing or structural chips, though the foot ring was not visible for a full assessment of potential kiln flaws. The market for unsigned studio pottery remains stable, though value is capped by the absence of a visible maker's mark (seal or signature). Comparables for mid-century American and UK studio pottery of similar size and glaze complexity typically fall within this range. While the craftsmanship is high, the anonymity of the artist prevents it from reaching the higher price points associated with known masters like Hamada or Leach. Limitations of this appraisal: A physical examination is required to verify the 'ring' of the clay for hidden cracks, measure weight distribution, and inspect the base for a potter's mark or signature which could significantly increase valuation. Provenance documentation or exhibition history could also elevate its status from a decorative functional object to a collectible art piece. I cannot definitively certify the exact age or regional origin without carbon dating or specific historical context provided by the owner.

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