Step-by-Step 

🔎 Quick Start — How to Use This Tool

1. Copy the prompt below
2. Paste it into your favorite AI tool (ChatGPT, Gemini, Grok, Claude, etc.)
3. Replace the “Jewelry Description” section with details about your item and photos, if available

📸 Tip: Include clear photos of the front, back, sides, underside, clasp, settings, findings, hallmarks, maker’s marks, inscriptions, and any boxes or paperwork that may help with research.

📊 Best practice: Run the same prompt in 2–3 AI tools and compare the results for consistency.

⚠️ Important: AI is a research assistant, not a final authority. A photograph, hallmark, signature, certificate, visual resemblance, or agreement between multiple AI tools does not by itself establish metal content, gemstone identity, age, maker, authenticity, treatment status, or value.

Always confirm important findings with reputable specialists before buying, selling, cleaning, polishing, testing, resizing, repairing, resetting, removing stones, scrapping, shipping, or insuring jewelry.

🔒 Privacy tip: Before uploading receipts, certificates, appraisals, correspondence, insurance records, serial numbers, report numbers, addresses, ownership details, or family information, remove or cover anything not needed for research. Keep an unredacted private copy and review the privacy terms of the AI tool.

You are assisting with research into a potentially valuable jewelry item, gemstone, or watch using methods similar to jewelry specialists, gemologists, appraisers, auction specialists, collectors, conservators, and museum researchers.

Follow a structured, evidence-based approach. Prioritize correct identification before estimating value. Clearly separate verified facts, visible observations, transcribed marks, interpretations, assumptions, uncertainties, and recommended next steps.

IMPORTANT GUIDELINES:

- Do not identify a maker, designer, metal, gemstone, treatment, period, or country from appearance alone
- Do not treat a signature, hallmark, date letter, assay mark, certificate, receipt, box, old appraisal, or laboratory report as automatic proof of authenticity
- Transcribe visible marks exactly before interpreting them, and identify any uncertain letters, numbers, symbols, or worn areas
- Do not describe a gemstone as natural, laboratory-grown, synthetic, imitation, assembled, untreated, or treated unless reliable evidence supports that conclusion
- Do not rely on asking prices when reliable sold prices are available
- Use comparable SOLD results whenever possible
- Distinguish hammer price from buyer’s premium and total reported price when the source provides that information
- Provide source links when possible
- Clearly say when a claim or result could not be verified
- Do not invent auction records, prices, citations, provenance, marks, laboratory findings, or source links
- Some auction databases, hallmark databases, maker archives, watch references, laboratory resources, marketplace archives, and specialist references may require login, subscription access, or manual searching
- If reliable records are inaccessible, identify the sources that should be searched manually
- If I provide copied sold-result details, compare them carefully and explain which appear most relevant
- Explain why each comparison may or may not be appropriate
- Identify missing details that could affect identification or value
- Avoid overstating certainty
- Do not recommend cleaning, polishing, chemical dipping, ultrasonic cleaning, steam cleaning, acid testing, scratch testing, resizing, repairing, resetting, opening sealed watch cases, removing stones, replacing parts, melting, or scrapping before adequate research and specialist review
- Suggest qualified specialist verification before any important buying, selling, testing, repair, restoration, alteration, shipping, insurance, or scrapping decision

For jewelry-specific research tools, begin with WhatSellsBest.com and use the MAP > TOOLS section for jewelry. Then broaden the search across trusted auction houses, hallmark databases, assay-office references, jewelry and watch archives, maker and designer resources, gemological references, museum collections, marketplace sold listings, image-search tools, library archives, historical newspapers, trade publications, and the open web.

Please organize your response into the following sections:

1. Possible Identification
Suggest the most likely:
- Jewelry type or object type
- Intended use or function
- Construction method and manufacturing clues
- Apparent metal, fineness, plating, filling, vermeil, or mixed-metal construction, if reasonably supported
- Apparent gemstones, pearls, glass, enamel, or other materials, while clearly stating identification limits
- Maker, designer, brand, workshop, retailer, or possible attribution, if reasonably supported
- Signed or unsigned status
- Country, assay jurisdiction, region, or cultural tradition
- Style and approximate period
- Handmade, manufactured, converted, assembled, reproduction, revival-style, or later copy, if possible
- Original, repaired, resized, reset, altered, incomplete, or containing replacement components, if visible evidence suggests this

Clearly distinguish visual observations from conclusions.

Transcribe every visible hallmark, maker’s mark, assay mark, date letter, signature, serial number, reference number, patent mark, inscription, or symbol exactly as seen. Use brackets or question marks for uncertain characters.

List the specific details that need verification, such as metal fineness, assay office, date letter, maker’s mark, gemstone identity, treatment status, stone measurements, setting construction, clasp, findings, repairs, replacements, resizing, watch movement, reference number, or provenance.

Provide alternative possibilities when the evidence supports more than one interpretation.

2. Key Search Keywords
Provide optimized search phrases for:
- Auction databases
- Search engines
- Image search tools
- Hallmark and assay-office databases
- Maker, designer, brand, and retailer archives
- Jewelry and watch reference databases
- Gemological resources
- Museum and decorative-arts collections
- Library, newspaper, patent, catalogue, and trade-journal archives
- Marketplace sold listings
- Collector or specialist resources

Include variations of possible maker names, hallmark readings, date letters, assay offices, metal marks, jewelry types, gemstone terminology, styles, periods, countries, retailer names, model names, watch references, serial numbers, collection names, and inscription wording.

When a mark is uncertain, provide several plausible readings and explain how to test each one through manual research.

3. Comparable Sales — SOLD DATA ONLY
List similar sold jewelry, gemstones, or watches when reliable sold-price information is available.

For each comparable sale, include:

- Jewelry or object type
- Maker, designer, brand, workshop, retailer, or attribution
- Signed or unsigned status
- Metal and reported fineness
- Weight and measurements, when available
- Gemstone type, reported carat weight or measurements, quality, treatment, and laboratory report, when available
- Period, style, model, collection, or watch reference
- Condition, repairs, resizing, alterations, missing components, or replacement parts
- Provenance, box, receipt, certificate, service record, or accompanying paperwork
- Hammer price, buyer’s premium, and total reported price, when available
- Auction house, marketplace, dealer, or selling venue
- Sale date, if known
- Lot number, if available
- Source link, if available

Explain why each result may or may not be comparable.

Discuss important differences involving maker, signature, metal, fineness, weight, gemstone identity, natural or laboratory-grown origin, treatments, gemstone quality, measurements, period, construction, condition, repairs, alterations, originality, provenance, documentation, rarity, demand, and selling venue.

Do not assume that visually similar jewelry is comparable. Small differences in metal, gemstone identity, maker, age, construction, originality, or condition may create large differences in value.

If reliable sold-price information is not accessible, say so clearly and suggest the specific auction archives, marketplace sold listings, hallmark databases, maker references, watch databases, or price resources that should be searched manually.

4. Ballpark Value Range
Provide:
- Low: Quick-sale, uncertain-identification, damaged, repaired, altered, incomplete, common, weakly documented, general-marketplace, or primarily material-value scenario
- Mid: Typical comparable range if the identification, materials, maker, period, condition, and documentation appear reasonably supported
- High: Confirmed important maker, exceptional gemstone, rare period or design, strong condition, original components, laboratory documentation, important provenance, or strong-demand scenario

Clearly state the assumptions behind each range.

Where relevant, discuss value in separate layers:

- Precious-metal or scrap value
- Gemstone value
- Designer or maker value
- Antique, period, or collectible value
- Historical or provenance value
- Fair-market or likely auction value
- Insurance or retail replacement value, if relevant

Explain whether the estimate depends on metal testing, gemstone identification, treatment disclosure, laboratory examination, authentication, condition review, hallmark research, provenance research, specialist acceptance, or examination in person.

Do not assume that scrap value represents the item’s highest or most appropriate value. Do not recommend melting, scrapping, removing stones, or separating original components before collectible, designer, antique, gemstone, and historical value have been researched.

Do not present a ballpark estimate as a formal appraisal or guaranteed sale price.

5. Rarity & Demand Assessment
Indicate whether the jewelry item or category appears:
- Common
- Uncommon
- Scarce
- Rare
- Potentially exceptional

Explain collector or buyer demand and identify factors that could increase or reduce interest, such as maker, designer, signature, craftsmanship, metal, gemstone quality, natural or laboratory-grown origin, treatments, period, style, size, wearability, condition, originality, repairs, alterations, provenance, documentation, fashion trends, precious-metal prices, and market demand.

6. Authentication & Testing Considerations
Suggest:
- How the maker, designer, hallmark, date, metal, gemstone, treatment, period, model, reference, or authenticity might be verified
- What parts of the item should be photographed or examined next
- Whether non-destructive metal testing, gemological examination, laboratory analysis, watch inspection, archival research, or in-person review could be relevant
- Whether a qualified jeweler, gemologist, independent appraiser, laboratory, watch specialist, maker or brand archive, assay-office resource, museum archive, or specialist auction house may be appropriate
- What documentation and packaging should be preserved
- Red flags to watch for
- When examination in person is necessary

Explain that signatures, hallmarks, date letters, boxes, receipts, certificates, old appraisals, serial numbers, and laboratory reports may be helpful but are not automatic proof that the item is authentic, unaltered, correctly described, or matched to the accompanying paperwork.

Do not suggest destructive testing unless a qualified professional determines it is necessary, appropriate, and authorized by the owner.

7. Reputable Specialists & Resources
Suggest appropriate resources, such as:
- Major auction houses with jewelry or watch departments
- Specialty or regional jewelry auction houses
- Qualified jewelers
- Graduate gemologists or equivalent gemological professionals
- Independent jewelry appraisers
- Gemological laboratories
- Antique, period, costume, designer, gemstone, or watch specialists
- Maker, brand, retailer, or watch archives
- Hallmark and assay-office resources
- Museum, university, library, patent, or trade archives
- Professional appraisal organizations
- Conservation specialists for archaeological, historic, or unusually fragile jewelry

Explain why each resource may be suitable and what kind of service it may provide.

Clearly distinguish identification, authentication, appraisal, laboratory testing, condition examination, auction estimates, and consignment services.

Do not imply that a museum, auction house, laboratory, manufacturer, appraiser, or specialist will authenticate, test, appraise, or accept the item unless its stated services confirm that.

8. Best Selling Venues
Recommend appropriate selling channels based on the jewelry type, maker, materials, gemstone details, period, value tier, condition, rarity, geographic market, documentation, authentication status, and selling timeline.

Possible options may include:

- Local jewelers or estate-jewelry specialists
- Precious-metal buyers, when material value is the primary supported value
- Regional auction houses
- Specialty jewelry, gemstone, costume-jewelry, or watch auction houses
- Major international auction houses
- Designer or brand specialists
- Consignment services
- Reputable online marketplaces
- Private sale, when appropriate

Explain the advantages, limitations, fees, audience, insurance, shipping, payment procedures, and risks of each suitable option.

Where possible, compare likely net proceeds after seller’s commission, photography, cataloging, laboratory reports, insurance, shipping, reserves, withdrawal fees, unsold-item fees, and return costs.

Do not recommend selling, scrapping, repairing, polishing, or altering the item before important identification, material, gemstone, condition, originality, or authenticity questions have been addressed.

9. Red Flags & Common Mistakes
List risks specific to this jewelry item or category.

Consider warnings involving:

- Cleaning, polishing, dipping, steaming, ultrasonic cleaning, or applying household products
- Acid testing, scratch testing, filing, or other potentially destructive testing
- Resizing, soldering, repairing, re-tipping prongs, replacing clasps, replacing findings, or resetting stones before documentation and research
- Removing stones from their settings
- Opening sealed watch cases or removing movements without proper expertise
- Operating, winding, or setting a damaged or unfamiliar watch
- Discarding original boxes, tags, receipts, certificates, laboratory reports, service records, or correspondence
- Separating components that may belong together
- Scrapping or melting jewelry before researching collectible, designer, antique, gemstone, or historical value
- Assuming a hallmark proves metal content, age, country, maker, or authenticity
- Assuming a signature or brand mark proves authenticity
- Assuming a certificate, receipt, appraisal, or laboratory report belongs to the item without confirming identifying details
- Treating a photographed gemstone as conclusively identified
- Confusing natural, laboratory-grown, synthetic, imitation, assembled, or treated stones
- Ignoring repairs, resizing, replacements, conversions, or alterations
- Relying on asking prices instead of sold prices
- Selling before identification is adequately researched

10. Research Gaps & Next Steps

Identify missing information and provide the next actions in order of importance.

Separate the recommendations into:

1. Actions that can be completed at home without cleaning, testing, opening, removing, or altering the item
2. Better photographs, measurements, weight records, and exact mark transcription
3. Manual hallmark, maker, watch, gemstone, auction, or archive searches
4. Documentation, receipt, certificate, service-record, or provenance research
5. Specialist review
6. Non-destructive testing, gemological examination, laboratory analysis, watch inspection, conservation, or technical examination, if appropriate
7. Selling, insurance, repair, or preservation steps after identification is better supported

Jewelry Description:

[Insert a detailed description, including jewelry type, measurements, weight, apparent metal, gemstones or other materials, construction, settings, clasp, findings, condition, repairs, resizing, replacements, alterations, hallmarks, maker’s marks, assay marks, date letters, signatures, serial numbers, reference numbers, inscriptions, where it was found, and any known history.]

Documents & Packaging:

[Describe any receipts, boxes, tags, certificates, laboratory reports, appraisals, service records, correspondence, or provenance. Remove or cover private information before uploading unless it is necessary for research.]

Photos:

[Attach or describe clear images of the front, back, sides, underside, settings, clasp, findings, hallmarks, maker’s marks, assay marks, date letters, signatures, serial numbers, reference numbers, inscriptions, condition issues, repairs, watch dial, case back, bracelet, and movement only when safely accessible.]

Helpful Reminder

Use this as a starting point — then verify with trusted sources.