AI Appraisal Estimate

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Submitted photo · May 27, 2026

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1940

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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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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 Identification

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Vintage 1940s Diamond Toi et Moi Swirl Ring

Fine Jewelry / Antique Rings

AI Estimated Value

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$1,800 - $2,400

As of May 27, 2026

AI Item Analysis

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This is a vintage "Toi et Moi" (You and Me) style ring dating to approximately 1940. The ring is crafted in a white precious metal, likely 14k white gold or platinum, featuring a distinctive bypass or swirl motif. It is centered with two primary old European cut diamonds, each set within a circular bezel that is integrated into the curving ends of the shank. The bypass arms of the ring are further accented with pavé or grain-set small transitional cut diamonds, enhancing the overall brilliance. The design reflects the transitional aesthetics of the late Art Deco and early Retro periods, characterized by fluid, asymmetric lines and a heavy use of white metal to emphasize the stones. The central diamonds appear to be approximately 0.25 to 0.35 carats each, with visible warmth in color consistent with stones from this era. Condition-wise, the ring shows light surface wear and minor thinning of the lower shank consistent with age and regular use. No missing stones are visible, though the prongs and milgrain detailing show some softening of edges from decades of wear. The craftsmanship exhibits typical mid-20th-century precision with hand-finished stone settings.

AI Appraisal Report

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I have virtually examined this vintage 'Toi et Moi' swirl ring, which stylistically dates to the 1940s. The bypass design is emblematic of the transition from Art Deco geometricity to the more fluid, voluminous forms of the Retro period. Based on the visual evidence, the construction exhibits the hallmarks of mid-century hand-finishing, featuring two Old European cut diamonds estimated at approximately 0.60 carats total weight. The accenting transitional cuts on the shank further support the 1940s provenance. The condition appears fair to good; while the softening of the milgrain and thinning of the lower shank reflect decades of wear, no structural failures or missing stones are noted. The market for 'Toi et Moi' rings remains robust due to their romantic symbolism and the high demand for repurposed antique diamonds. Comparable sales for 14k white gold examples from this era typically range between $1,500 and $2,800 depending on the specific color and clarity of the central stones, which in this case show characteristic warmth. Limitation Statement: This appraisal is based strictly on photographic evidence. A formal valuation requires an in-person inspection to verify metal purity (14k/18k gold vs. Platinum) and to accurately grade the diamonds using a loupe or microscope to identify internal inclusions and exact color casting. Scientific testing via XRF for metal composition and a DiamondView or similar device to confirm natural origin over synthetic alternatives is recommended for definitive authentication. Furthermore, examining the inside of the shank for maker’s marks could significantly increase rarity value if attributed to a known designer of the period.

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