AI Appraisal Estimate

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Submitted photo · June 10, 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

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Mats Jonasson Målerås Lead Crystal Wildlife Paperweight Sculpture

Art Glass / Collectibles

AI Estimated Value

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$65.00 - $95.00

As of June 10, 2026

AI Item Analysis

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This item is an etched lead crystal sculpture or paperweight, featuring an intricate wildlife motif of an owl perched on a branch beneath a moonlit tree. The piece is crafted from high-quality, clear Swedish crystal, most likely by the renowned Målerås Glassworks and designer Mats Jonasson. The sculpture is characterized by its organic, irregular 'rock-like' shape with a flat bottom for display and a flat front face where the intaglio (reverse etching) technique has been applied. This technique creates a three-dimensional effect when viewed from the front, as the frosted, sandblasted details appear to 'float' within the crystal mass. Measuring approximately 4-5 inches in height, the glass displays excellent clarity with high refractive indices typical of lead crystal. The craftsmanship is evident in the fine textures of the owl's plumage and the delicate branching of the trees. Condition appears excellent with no visible chips, deep scratches, or clouding; the edges remain crisp and the frosted elements are well-preserved. This style of Scandinavian glass art reached peak popularity in the late 20th century (circa 1980s-1990s) and is valued for its blend of naturalism and modern glassmaking technology. While no signature is immediately visible in the photo, these pieces are frequently hand-signed and numbered on the base.

AI Appraisal Report

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Upon visual examination of this Mats Jonasson Målerås lead crystal sculpture from the 'Wildlife' series, I have assessed the piece as being in excellent vintage condition. The intaglio etching of the owl demonstrates the high-level craftsmanship characteristic of the Swedish Målerås Glassworks, with sharp crispness in the sandblasted frosted finish. The clarity of the lead crystal suggests a production date between the late 1980s and mid-1990s. The market for Scandinavian art glass of this nature remains stable but saturated. These pieces were mass-produced in numerous motifs, with the owl being a common and popular design, which temper its rarity but ensures steady demand among collectors of nature-themed paperweights. Values are driven primarily by size and the presence of an etched signature and model number on the base. A significant value factor is the lack of shelf wear or chips on the 'rock' edges, which this specimen appears to avoid. Limitations: This appraisal is based solely on digital images. A definitive valuation and authentication require physical inspection to verify the presence of the 'MJ Sweden' signature, confirm the absence of microscopic flea bites or internal fractures, and assess the weight to ensure it is genuine lead crystal rather than soda-lime glass. Provenance or original Målerås packaging would further solidify the upper-tier pricing. Without physical verification of the base markings, authenticity is assumed based on stylistic consistency.

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