Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.5,
    "vintage_probability": 0.04,
    "authenticity_confidence": 0.335,
    "image_quality_score": 0.585,
    "seller_misidentification_probability": 0.49,
    "confidence": 0.545,
    "recommended_max_bid": 25,
    "estimated_resale_low": 20,
    "estimated_resale_high": 77.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: A gold-tone COACH wordmark and horse-and-carriage emblem are visibly attached or resting on a white pebbled handbag.",
        "photo 1: The visible item appears to be a handbag with leather-like textured material and gold-tone hardware.",
        "photo 2: The white handbag has a structured flap and gold-tone central hardware, though the design is not enough to identify a Coach model.",
        "photo 1: COACH wordmark with horse-and-carriage above and NEW YORK below legibly visible in gold-tone on white pebbled leather",
        "photo 1: second COACH NEW YORK engraving on metal tag on ball chain",
        "photo 1: pebbled leather texture and gold-tone hardware tone consistent with modern (2013+) Coach"
    ],
    "negative_evidence": [
        "photo 2: The visible white bag uses synthetic-looking textured material and a decorative chain\/snakeskin-style panel rather than the smooth or naturally grained glove-tanned leather typical of vintage Coach classics.",
        "photo 3: The navy bag has a shiny, blocky clasp and fabric-like interior construction, with no visible Coach identifier.",
        "photo 4: The visible clasp appears to read a non-Coach brand or is not legible; no Coach creed is shown.",
        "photo 5: The prominently visible monogrammed bag is clearly marked MICHAEL KORS, not Coach.",
        "photo 6: The patterned bags are visibly marked MICHAEL KORS and show modern coated-canvas construction.",
        "photo 7: The lot contains many modern or generic handbags, including bags with retail tags and protective plastic; it does not present a consistent vintage Coach collection.",
        "photo 2,3,4,5,6: lot contains clearly non-Coach bags - Michael Kors MK monogram coated canvas (photo 4, photo 6), TINDER FASHION\/BAGS tagged woven bag (photo 5), snake-embossed chain-flap bag (photo 2), spanna turnlock wallet (photo 3)",
        "photo 1: no leather creed patch, no serial, no interior, no full silhouette shown",
        "photo 1: hangtag is metal on ball chain, not leather two-ply stamped COACH hangtag expected"
    ],
    "missing_information": [
        "A straight-on close-up of the white bag's interior, including any sewn Coach creed or fabric tag.",
        "A close-up showing whether the COACH plaque in photo 1 is permanently affixed to the bag or is a loose replacement part.",
        "Interior, bottom, side, strap, zipper-pull, and hardware photographs for the purported Coach bag.",
        "A complete inventory identifying which of the 20 purses is claimed to be Coach.",
        "Readable country-of-manufacture and serial\/style-number photos, if present.",
        "full views (front\/back\/bottom\/sides\/interior) of the white pebbled COACH-marked bag in photo 1",
        "creed patch straight-on in raking light and any white fabric content tag for style\/serial",
        "interior lining, pockets, zipper brand stamps",
        "hardware engravings, turnlock\/back plate if any, hangtag both faces",
        "which of the 20 lot bags is which; only ~5-6 bags partially shown",
        "seller-stated dimensions and condition\/odor\/mold for lot"
    ],
    "authenticity_concerns": [
        "photo 1: The visible COACH plaque\/tag is not sufficient to establish that the handbag itself was made by Coach; detached, replaced, or counterfeit branded parts are possible.",
        "photo 1: The ornate plaque and chain hardware do not visibly match the solid, understated brass hardware normally associated with vintage Coach classics.",
        "photos 2-7: The lot's modern synthetic, coated-canvas, and fashion-brand construction is inconsistent with a vintage Coach identification.",
        "photo 1: rectangular metal tag on ball chain with plastic film still attached is not the standard leather COACH hangtag; legitimacy of tag cannot be verified",
        "photo 1: only wordmark\/logo shown, no creed patch, serial, interior, or full silhouette to run consistency check; replicas copy wordmark\/logo",
        "photo 1: plastic protective film on hardware\/tag on a lot-listing is listed as replica\/new-in-box concern"
    ],
    "possible_model_reasoning": [
        "No Coach model can be assigned from the available photos. The white bag's flap, chain, and decorative plaque do not clearly correspond to a recognizable vintage Coach catalog silhouette.",
        "photo 1: No creed or serial\/style number is visible, so the COACH plaque cannot be dated or linked to a Coach production code.",
        "Condition: Unknown for the purported Coach bag; some visible lot items show scuffs, marks, protective plastic, and retail tags, but interiors and bottoms are incomplete.",
        "photo 1 shows only a tight detail of white pebbled leather with modern COACH NEW YORK logo and metal tag; no silhouette, closure, strap, size cues or creed to match to catalog style, so no specific model can be ranked",
        "era reasoning: bolder COACH wordmark with NEW YORK and redrawn carriage = 2013+ \/ 2015-present per skill; no creed\/serial\/country to refine",
        "condition: cannot grade - only one detail view, no corners, bottom, interior, strap; plastic on tag suggests new\/unused tag but bag condition unknown"
    ],
    "estimated_era": "modern (2000s+), non-Coach",
    "observed_features": {
        "creed_present": false,
        "serial_or_style_number_present": false,
        "coach_wordmark_present": true,
        "turnlock_present": true,
        "hangtag_present": false,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "photo 1: Gold-tone COACH plaque\/wordmark and a large decorative metal tag or clasp are visible; photo 2: gold-tone central clasp and chain hardware are visible. Hardware appears modern and decorative rather than vintage Coach classic brass.",
        "leather_description": "photo 1: White, heavily pebbled leather-like or synthetic material is visible; natural glove-tanned leather cannot be established.",
        "lining_description": "photo 3: Gray fabric-like interior is visible on a navy bag; the purported Coach bag's lining is not shown.",
        "strap_construction": "photo 2: Short top handles and decorative chain elements are visible; full strap construction for the purported Coach bag is not shown.",
        "stitching_description": "photos 2-7: Machine-stitched edging appears generally even on the visible modern bags; the purported Coach bag's construction is not sufficiently shown."
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0207,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.28,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.22,
                "image_quality_score": 0.72,
                "seller_misidentification_probability": 0.28,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: A gold-tone COACH wordmark and horse-and-carriage emblem are visibly attached or resting on a white pebbled handbag.",
                    "photo 1: The visible item appears to be a handbag with leather-like textured material and gold-tone hardware.",
                    "photo 2: The white handbag has a structured flap and gold-tone central hardware, though the design is not enough to identify a Coach model."
                ],
                "negative_evidence": [
                    "photo 2: The visible white bag uses synthetic-looking textured material and a decorative chain\/snakeskin-style panel rather than the smooth or naturally grained glove-tanned leather typical of vintage Coach classics.",
                    "photo 3: The navy bag has a shiny, blocky clasp and fabric-like interior construction, with no visible Coach identifier.",
                    "photo 4: The visible clasp appears to read a non-Coach brand or is not legible; no Coach creed is shown.",
                    "photo 5: The prominently visible monogrammed bag is clearly marked MICHAEL KORS, not Coach.",
                    "photo 6: The patterned bags are visibly marked MICHAEL KORS and show modern coated-canvas construction.",
                    "photo 7: The lot contains many modern or generic handbags, including bags with retail tags and protective plastic; it does not present a consistent vintage Coach collection."
                ],
                "missing_information": [
                    "A straight-on close-up of the white bag's interior, including any sewn Coach creed or fabric tag.",
                    "A close-up showing whether the COACH plaque in photo 1 is permanently affixed to the bag or is a loose replacement part.",
                    "Interior, bottom, side, strap, zipper-pull, and hardware photographs for the purported Coach bag.",
                    "A complete inventory identifying which of the 20 purses is claimed to be Coach.",
                    "Readable country-of-manufacture and serial\/style-number photos, if present."
                ],
                "authenticity_concerns": [
                    "photo 1: The visible COACH plaque\/tag is not sufficient to establish that the handbag itself was made by Coach; detached, replaced, or counterfeit branded parts are possible.",
                    "photo 1: The ornate plaque and chain hardware do not visibly match the solid, understated brass hardware normally associated with vintage Coach classics.",
                    "photos 2-7: The lot's modern synthetic, coated-canvas, and fashion-brand construction is inconsistent with a vintage Coach identification."
                ],
                "observed_features": {
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "serial_or_style_number_present": false,
                    "serial_or_style_number": "not_visible",
                    "coach_wordmark_present": true,
                    "turnlock_present": true,
                    "hangtag_present": true,
                    "hardware_description": "photo 1: Gold-tone COACH plaque\/wordmark and a large decorative metal tag or clasp are visible; photo 2: gold-tone central clasp and chain hardware are visible. Hardware appears modern and decorative rather than vintage Coach classic brass.",
                    "leather_description": "photo 1: White, heavily pebbled leather-like or synthetic material is visible; natural glove-tanned leather cannot be established.",
                    "lining_description": "photo 3: Gray fabric-like interior is visible on a navy bag; the purported Coach bag's lining is not shown.",
                    "strap_construction": "photo 2: Short top handles and decorative chain elements are visible; full strap construction for the purported Coach bag is not shown.",
                    "stitching_description": "photos 2-7: Machine-stitched edging appears generally even on the visible modern bags; the purported Coach bag's construction is not sufficiently shown."
                },
                "possible_model_reasoning": [
                    "No Coach model can be assigned from the available photos. The white bag's flap, chain, and decorative plaque do not clearly correspond to a recognizable vintage Coach catalog silhouette.",
                    "photo 1: No creed or serial\/style number is visible, so the COACH plaque cannot be dated or linked to a Coach production code.",
                    "Condition: Unknown for the purported Coach bag; some visible lot items show scuffs, marks, protective plastic, and retail tags, but interiors and bottoms are incomplete."
                ],
                "confidence": 0.69,
                "recommended_max_bid": null,
                "estimated_resale_low": 20,
                "estimated_resale_high": 80
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1: rectangular metal tag on ball chain with plastic film still attached is not the standard leather COACH hangtag; legitimacy of tag cannot be verified",
                    "photo 1: only wordmark\/logo shown, no creed patch, serial, interior, or full silhouette to run consistency check; replicas copy wordmark\/logo",
                    "photo 1: plastic protective film on hardware\/tag on a lot-listing is listed as replica\/new-in-box concern"
                ],
                "authenticity_confidence": 0.45,
                "coach_probability": 0.72,
                "confidence": 0.4,
                "estimated_era": "2015-present",
                "estimated_resale_high": 75,
                "estimated_resale_low": 20,
                "image_quality_score": 0.45,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "full views (front\/back\/bottom\/sides\/interior) of the white pebbled COACH-marked bag in photo 1",
                    "creed patch straight-on in raking light and any white fabric content tag for style\/serial",
                    "interior lining, pockets, zipper brand stamps",
                    "hardware engravings, turnlock\/back plate if any, hangtag both faces",
                    "which of the 20 lot bags is which; only ~5-6 bags partially shown",
                    "seller-stated dimensions and condition\/odor\/mold for lot"
                ],
                "negative_evidence": [
                    "photo 2,3,4,5,6: lot contains clearly non-Coach bags - Michael Kors MK monogram coated canvas (photo 4, photo 6), TINDER FASHION\/BAGS tagged woven bag (photo 5), snake-embossed chain-flap bag (photo 2), spanna turnlock wallet (photo 3)",
                    "photo 1: no leather creed patch, no serial, no interior, no full silhouette shown",
                    "photo 1: hangtag is metal on ball chain, not leather two-ply stamped COACH hangtag expected"
                ],
                "observed_features": {
                    "coach_wordmark_present": true,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "photo 1: gold-tone metal logo letters and horse-and-carriage, gold-tone ball chain and rectangular metal tag with COACH NEW YORK engraving, plastic film still on tag; photo 2: gold-tone chain and turnlock-style clasp",
                    "leather_description": "photo 1: white\/off-white pebbled grain leather consistent with modern pebbled leather; full grain assessment not possible from close-up",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "not_visible",
                    "turnlock_present": true
                },
                "positive_evidence": [
                    "photo 1: COACH wordmark with horse-and-carriage above and NEW YORK below legibly visible in gold-tone on white pebbled leather",
                    "photo 1: second COACH NEW YORK engraving on metal tag on ball chain",
                    "photo 1: pebbled leather texture and gold-tone hardware tone consistent with modern (2013+) Coach"
                ],
                "possible_model_reasoning": [
                    "photo 1 shows only a tight detail of white pebbled leather with modern COACH NEW YORK logo and metal tag; no silhouette, closure, strap, size cues or creed to match to catalog style, so no specific model can be ranked",
                    "era reasoning: bolder COACH wordmark with NEW YORK and redrawn carriage = 2013+ \/ 2015-present per skill; no creed\/serial\/country to refine",
                    "condition: cannot grade - only one detail view, no corners, bottom, interior, strap; plastic on tag suggests new\/unused tag but bag condition unknown"
                ],
                "possible_models": [],
                "recommended_max_bid": 25,
                "seller_misidentification_probability": 0.7,
                "vintage_probability": 0.05
            }
        }
    ],
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            "model_name": "meta:muse-spark-1.3-contributor",
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}