AI identification & appraisal estimate

Plaster or resin sculpture consistent with M.A.C. Sculpture, Inc. designs

Submitted photo of Plaster or resin sculpture consistent with M.A.C. Sculpture, Inc. designs
Photo submitted by the user — not generated by AI

AI Estimated Value

Not an official valuation

$150 - $350

AI estimate as of July 18, 2026 · 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 appears to be a segment of a sculptural work, possibly a wall hanging or pedestal, featuring a scalloped or ridged edge. The material appears to be a cast substance such as plaster, resin, or crushed stone, finished with a textured, multi-tonal brown and reddish glaze that mimics the look of aged wood or ceramic. A circular gold-toned foil label is adhered to the back, which bears the printed text: 'Original Designs By Marlo', 'M.A.C. sculpture, inc.', and 'CALIFORNIA'. The label also includes a handwritten style number in a designated box that reads '681'. The presence of this label is consistent with decorative arts produced by M.A.C. Sculpture, Inc., a California-based company known for Brutalist-style home decor in the late 20th century, typically the 1960s or 1970s. The surface shows minor signs of wear, including small white abrasions or dust accumulation in the crevices, which is typical for vintage cast pieces. Without physical inspection, the material density and the permanence of the label application cannot be verified, so the attribution rests on the visible printed branding and stylistic elements common to the era.

AI Appraisal Report

Based on the provided image, I have examined a sculptural segment featuring a scalloped edge and a multi-tonal finish. The piece bears a label consistent with 'Original Designs By Marlo' from M.A.C. Sculpture, Inc. of California, including a handwritten style number '681'. This branding suggests the piece originates from the Brutalist-inspired decorative arts movement of the 1960s or 1970s. However, I cannot verify the material density or the age of the label application from a photograph; therefore, I am treating the attribution to M.A.C. Sculpture, Inc. as a working hypothesis. The estimated value of $150 to $350 is based on the assumption that the piece is a period-correct production from this specific maker. Items of this type are currently collected for their 'mid-century modern' and 'Brutalist' aesthetic, which enjoys stable demand in the vintage home decor market. The visible surface wear and dust in crevices are typical for cast plaster or resin pieces of this era, though I cannot definitively assess if the reddish-brown finish is the intended factory glaze or a later modification. Because I am working from a photo, I cannot confirm the structural integrity or the permanence of the maker's mark. To confirm the piece's origin, an in-person examination by a specialist in 20th-century decorative arts or historical sales catalogs from M.A.C. Sculpture, Inc. would be required. If the item were found to be a modern reproduction or a less-desirable 'in the style of' piece lacking the specific maker association, the market value would likely decrease to a range of $40 to $80.

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