AI identification & appraisal estimate

Loose Round Brilliant Cut Diamond

Submitted photo of Loose Round Brilliant Cut Diamond
Photo submitted by the user — not generated by AI

AI Estimated Value

Not an official valuation

$450 - $650

AI estimate as of February 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.

Read the full disclaimer

AI Item Analysis

This item is a loose, round brilliant cut gemstone, likely a diamond, resting on a wooden surface. From the provided visual, the stone appears to have several dozen facets, characteristic of the standard brilliant cut designed to maximize internal light reflection and sparkle. The stone exhibits a noticeable yellowish or faint champagne hue rather than being colorless, which may impact its grading on the D-Z color scale. In terms of clarity, there appear to be some internal characteristics or inclusions visible even under low magnification, though a proper loupe inspection would be required for a definitive grade. The girdle of the stone seems slightly irregular or possibly chipped along one edge, suggesting potential wear or a minor cutting flaw. The size cannot be precisely determined without a caliper or reference object, but its proportions suggest it is a small melee-sized stone or a small center stone. The craftsmanship shows a symmetrical facet arrangement, though the light return appears somewhat diminished, possibly due to the surface grime or the stone's inherent cut proportions. No visible laser inscriptions or maker's marks can be seen in this orientation.

AI Appraisal Report

I have conducted a visual examination of the loose round brilliant cut stone via the provided imagery. The specimen displays characteristic optical properties of a diamond, though several factors weigh heavily on its current valuation. Based on the visible tint, the stone likely falls in the 'K-M' color range (faint yellow), and the presence of internal inclusions visible to the naked eye suggests a clarity grade in the Slightly Included (SI) or Included (I) range. Of concern is the irregularity noted along the girdle, which appears to be a minor chip; this compromise in structural integrity negatively affects the value. The market for melee and small-sized stones of lower color and clarity is currently saturated, keeping values modest compared to high-grade colorless alternatives. Comparable stones of similar size and apparent commercial grade trade frequently within the mid-hundred dollar range. However, this appraisal is subject to critical limitations. A visual inspection cannot confirm whether the stone is natural, lab-grown, or a simulant like Moissanite or Cubic Zirconia. Furthermore, without a high-precision carat scale and color comparison master set, these grades remain estimates. To finalize this valuation, the stone requires a physical inspection using a 10x gemological loupe, a refractometer test for chemical authenticity, and weighing on a calibrated digital scale. Documentation such as a GIA or IGI grading report would significantly enhance marketability and confirm the technical specifications used for this estimate.

Keep exploring

More gemstones & jewelry appraisals

Get your items appraised

Instant AI-powered appraisal estimates from a photo

Browse More Appraisals