AI identification & appraisal estimate

Roberto Coin 18k White Gold Heart Diamond Bracelet

Submitted photo of Roberto Coin 18k White Gold Heart Diamond Bracelet
Photo submitted by the user — not generated by AI

User's notes

roberto coin diamond 18k bracelet

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

$1,850.00 - $2,400.00

AI estimate as of February 17, 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 is a delicate fine jewelry bracelet attributed to the luxury Italian designer Roberto Coin. The piece is crafted from 18k white gold and features a central heart-shaped motif. The heart is meticulously pavé-set with small, high-quality round brilliant diamonds, which provide a shimmering focal point. The bracelet's chain is a classic cable style, accented by several evenly spaced white gold beads or 'stations' that add visual interest and texture to the piece. Based on traditional Roberto Coin craftsmanship, the bracelet likely features the designer’s signature hidden small ruby inset on the inner surface or near the clasp, symbolizing a message of good wishes to the wearer. The piece appears to be in excellent contemporary condition with no visible missing stones or significant scratches on the metal surfaces. The clasp mechanism appears to be a secure lobster claw or spring ring consistent with high-end Italian manufacturing. This style reflects a modern, romantic aesthetic common in 21st-century luxury jewelry design, emphasizing everyday elegance and superior craftsmanship.

AI Appraisal Report

Based on my visual examination of this 18k white gold heart diamond bracelet, I have assessed it as a fine jewelry piece attributed to Roberto Coin. The craftsmanship aligns with the designer's 'Tiny Treasures' or 'Love in Verona' aesthetics, featuring high-quality pavé diamond setting and the signature high-polish finish. The condition appears to be excellent with no visible metal fatigue or diamond loss. Roberto Coin jewelry maintains strong brand equity in the secondary market due to its Italian pedigree and the distinctive hidden ruby hallmark. Current market conditions for designer 18k gold jewelry remain robust. Comparables for similar Roberto Coin heart motifs typically retail between $3,500 and $4,500, with secondary market realizations falling within the $1,850 to $2,400 range depending on the total carat weight, which I estimate to be approximately 0.25 to 0.40 carats for a heart of this scale. Important limitation: This appraisal is based solely on digital imagery. While the design elements are consistent with Roberto Coin, I cannot definitively confirm authenticity without a physical inspection. A full authentication would require verifying the '1226 VI' Vicenza registration mark, the presence and setting of the signature synthetic ruby, and a weight verification in grams. I would also recommend professional testing of the diamonds via a thermal conductivity probe to ensure they are natural and not lab-grown or moissanite. Final valuation assumes the presence of original branded packaging or a certificate of authenticity from an authorized retailer.

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