AI identification & appraisal estimate

Fostoria 'American' or 'Poinsettia' Crystal Mugs

Submitted photo of Fostoria 'American' or 'Poinsettia' Crystal Mugs
Photo submitted by the user — not generated by AI

User's notes

Fine crystal

These notes were written by the person who submitted this item. Appraiser.AI has not verified them, and the AI's identification and estimate may rely on them.

AI Estimated Value

Not an official valuation

$40-80

AI estimate as of December 19, 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.

This analysis also relies on unverified notes provided by the user, which may be incomplete or inaccurate and could affect the result.

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AI Item Analysis

This is a set of four clear pressed-crystal mugs featuring a dense, floral embossed pattern that appears to represent a Poinsettia or similar botanical starburst motif. Based on the construction and the visible gold foil manufacturer's label on the leftmost mug, these pieces likely originate from a prominent 20th-century glassmaker such as Fostoria or a comparable high-quality American glass house. Each mug features a C-shaped handle attached to a rounded, barrel-shaped body. The glass is clear and brilliant, suggesting a high lead content characteristic of fine crystal. The exterior texture is deeply molded with overlapping petals and leaves, providing both tactile grip and light refraction. In terms of condition, the glass appears bright without significant clouding or 'glass sickness.' There are no immediate signs of large chips or cracks, though some minor shelf wear on the bases and manufacturing mold lines are expected. The presence of the original gold sticker is a strong quality indicator, suggesting these may have been part of a seasonal holiday collection or a 'select' line from the mid-to-late 20th century. The craftsmanship is consistent with high-end pressed glass, where the pattern remains crisp and the seams are relatively well-integrated into the design.

AI Appraisal Report

Based on my visual examination of these four crystal mugs, I have identified them as being likely produced by the Indiana Glass Company or a similar mid-20th-century American manufacturer, rather than the Fostoria 'American' pattern initially suspected. While the user mentioned Fostoria, the specific dense floral 'Poinsettia' or 'Whitehall' style encrustation is more characteristic of Indiana Glass or colony-style pressed ware from the 1960s-1970s. The 'American' pattern by Fostoria typically features a specific cubed, geometric design, whereas these exhibit a botanical relief. The presence of the gold foil label is excellent, as it confirms they are 'New Old Stock' or very lightly used vintage items, likely retaining their original luster. The glass appears clear with high refractivity, free from significant fogging or damage. In the current market, heavy clear pressed glass mugs of this type are moderately common. They are durable and functional, often sought after for holiday entertaining or replacements for existing sets. However, they do not command the high prices of earlier, rarer Elegant Depression glass. Comparable sets of four usually sell in the $40 to $80 range, depending on whether the original box is present. The gold sticker is a value-add, pushing this set toward the higher end of that spectrum. To be definitive about the maker (as labels fade), I would need to closely examine the label text and the mold seams in person. Without seeing the specific text on the foil label, I am valuing these as high-quality mid-century pressed glass in excellent vintage condition.

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