AI identification & appraisal estimate

Clear Glass Serving Boat with Blue Glass Prunts

Submitted photo of Clear Glass Serving Boat with Blue Glass Prunts
Photo submitted by the user — not generated by AI

User's notes

Maker symbol on bottom can be seen here

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

$45.00–$85.00

AI estimate as of July 1, 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.

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 item is an elongated, boat-shaped glass vessel, possibly intended as a gravy boat or a small serving dish, crafted from clear pressed glass. The most prominent stylistic feature is the application of circular cobalt-blue glass prunts along the exterior rim of both sides. It features a single utilitarian handle and an oval base. Visible in the center of the base is an embossed mark that includes a square icon containing the letters 'PY', which appears consistent with markings used by the manufacturer Pyrex. Below this, there is additional text that appears reversed from this angle, potentially reading 'OVEN WARE' or 'Made in USA,' though the exact lettering requires in-person verification. The craftsmanship is consistent with mid-20th-century mass-produced kitchenware. The glass appears to have a slight greenish or yellowish tint typical of older soda-lime or borosilicate glass. Condition-wise, the piece appears used but intact, with some visible surface wear and minor scuffing on the handle and edges. The maker symbol mentioned by the owner is visible but remains subject to physical inspection to confirm its origin and production era.

AI Appraisal Report

Based on my visual analysis of the provided images, this object is an elongated clear glass serving vessel characterized by blue applied prunts and a single handle. Per the user's submission, the piece bears a mark consistent with the 'PY' square icon often associated with Pyrex kitchenware. I must treat this attribution as a hypothesis, as markings can be misidentified or difficult to verify without a physical inspection. The craftsmanship and heavy glass construction are consistent with mid-20th-century pressed glass production. While the 'PY' mark suggests a specific manufacturer, the unusual blue prunt application is less common in standard laboratory-style glassware and warrants further study to determine if it was a specialized decorative line or a third-party modification. Based on what I can see, the glass exhibits wear and minor scuffing consistent with age and domestic use. The provided value range reflects the market for mid-century American kitchenware if the attribution to a known manufacturer is accurate. Should the piece be found to be a generic contemporary reproduction or lacking the hypothesized maker's mark upon physical examination, the value would likely decrease to the $15.00–$25.00 range. To move beyond this working assumption and establish a more stable valuation, an in-person examination would be required to analyze the glass composition, verify the embossed text on the base, and check for signature manufacturing seams or pontil marks. The market for mid-century kitchen glass remains steady, with higher premiums generally paid for items featuring unique color accents or documented designer collaborations.

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