AI identification & appraisal estimate

Vintage Lucite Encased Hourglass Timer

Submitted photo of Vintage Lucite Encased Hourglass Timer
Photo submitted by the user — not generated by AI

AI Estimated Value

Not an official valuation

$45 - $65

AI estimate as of April 22, 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

A rectangular decorative object consisting of a small glass hourglass or sand timer suspended within a solid block of transparent acrylic resin, commonly referred to as Lucite. The block stands approximately 3 to 4 inches tall with a rectangular footprint. The internal hourglass features light yellow or cream-colored fine sand particles. Over time, the clear resin has developed a distinct yellow-amber patina, a common sign of aging in 20th-century plastics due to UV exposure and oxidation. The surface of the plastic shows various micro-scratches, scuffs, and minor abrasions consistent with mid-century household use. There are no visible maker's marks or signatures on the outer surfaces. The craftsmanship represents a typical novelty desktop accessory from the 1960s or 1970s, utilizing the 'embedded' casting technique popular during that era. While the resin has yellowed, the internal glass components remain intact with no visible cracks, though the overall clarity of the piece is diminished by surface wear and the chemical shift of the material.

AI Appraisal Report

Based on my visual examination of this mid-century lucite encased hourglass, I have assessed its value within the current market for 20th-century novelty desktop accessories. The piece displays classic characteristics of 1960s-1970s casting techniques. The primary condition issue is the advanced amber oxidation and UV-induced yellowing of the resin, which significantly affects the transparency and 'ice-block' aesthetic originally intended. Coupled with surface scuffs and micro-abrasions, these factors place the item in 'Fair' to 'Good' vintage condition rather than 'Excellent' or 'Mint.' Market demand for unsigned lucite objects remains steady among Mid-Century Modern enthusiasts, though value is heavily driven by clarity and 'water-clear' preservation. Comparables for similar unbranded hourglass blocks typically range from $30 to $80; the current example sits in the middle of this range due to its intact internal glass and functional sand flow, offset by the heavy patina. It is important to note that this appraisal is based on image analysis alone. A physical inspection would be required to rule out internal 'crazing' (fine heat-related cracks) or deep odors sometimes emitted by degrading plastics. No maker's marks were detected, making specific designer attribution (such as to Guzzini or Higgins) impossible. For definitive authentication, provenance documentation or original packaging would be necessary, as many identical mass-market versions were produced during this era. Scientific testing of the polymer composition could confirm the exact chemical makeup, but the cost would exceed the object's market value.

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