Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.22,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.755,
    "seller_misidentification_probability": 0.04,
    "confidence": 0.905,
    "recommended_max_bid": 9,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 2: the bag has a central embossed crest\/emblem rather than a visible Coach wordmark, horse-and-carriage, or Coach hangtag.",
        "photo 6: the interior label visibly reads MAGGIE LAWRENCE, providing a direct non-Coach brand identifier.",
        "photo 6: the interior appears fabric-lined, consistent with the seller's stated lining and not with a classic unlined vintage Coach construction.",
        "photo 2: the two-tone color-block design and crest motif do not match a recognizable catalog Coach silhouette or signature pattern.",
        "photo 3: the visible hardware is silver-tone, while many classic vintage Coach crossbody styles use solid brass hardware.",
        "photo 1: the listing describes the material as faux\/vegan leather, which is strong counter-evidence to a vintage glove-tanned Coach bag.",
        "photo 6: interior fabric label clearly reads MAGGIE LAWRENCE COLLECTION - positively identifies non-Coach maker",
        "photo 2, photo 4: two-tone navy pebbled faux material with cognac stripe and large embossed crest medallion - not Coach glove-tanned leather, not Coach horse-and-carriage",
        "photo 3, photo 4: silver-tone buckle and zipper hardware - not vintage Coach solid brass",
        "photo 6: dark fabric lined interior with fabric brand label - not unlined suede-back glove-tanned classic construction",
        "photo 2, photo 4: top-zipper closure with no turnlock, no COACH wordmark, no hangtag, no creed patch visible"
    ],
    "missing_information": [
        "photo 6: no Coach creed patch or Coach serial\/style number is visible; a full interior-wall and pocket view would confirm none is present.",
        "photo 4: zipper-pull markings are not readable; a close-up could document the maker.",
        "photo 5: bottom and corner condition views are incomplete.",
        "seller-stated dimensions and material should be verified if resale value is important.",
        "No Coach creed patch to inspect - interior shows Maggie Lawrence fabric label instead (photo 6)",
        "No bottom \/ corner close-up for full condition grade",
        "Hardware engravings \/ zipper brand not shown in close-up"
    ],
    "authenticity_concerns": [
        "photo 6: the visible Maggie Lawrence label is inconsistent with Coach manufacture.",
        "photo 2: the embossed crest is a generic or other-brand emblem, not a visible Coach identifier; it should not be treated as a Coach horse-and-carriage mark.",
        "seller text: the faux\/vegan-leather and lined construction claims are inconsistent with the classic vintage Coach population."
    ],
    "possible_model_reasoning": [
        "The rectangular zip-top crossbody proportions are generic and do not provide a reliable Coach model match.",
        "photo 6: the Maggie Lawrence label and faux-leather\/lined construction support classification as a non-Coach fashion crossbody.",
        "Condition: approximately Very Good; the exterior appears intact with normal creasing and light surface wear, but interior and odor condition cannot be fully assessed from photos.",
        "No Coach model fits: interior label identifies bag as Maggie Lawrence Collection (photo 6), faux leather and silver hardware and crest logo are inconsistent with any vintage Coach catalog style",
        "Serial decode: none - no creed or serial visible",
        "Era reasoning: styling and brand consistent with 1980s-1990s department-store faux-leather bag, categorized as non-Coach modern",
        "Condition: Very Good to Excellent; exterior shows light wear only in photos 2,4,5, interior lining looks clean in photo 6, but no bottom\/corner close-ups so capped"
    ],
    "estimated_era": "modern (2000s+), non-Coach",
    "observed_features": {
        "creed_present": false,
        "serial_or_style_number_present": false,
        "coach_wordmark_present": false,
        "turnlock_present": false,
        "hangtag_present": false,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "photo 3: adjustable strap with silver-tone rectangular buckle; photo 2: small silver-tone strap attachments and zipper hardware are visible.",
        "leather_description": "photo 2: navy and cognac color-block material with a pebbled, glossy appearance; seller states faux\/vegan leather, and no Coach glove-tanned leather evidence is visible.",
        "lining_description": "photo 6: dark fabric lining with interior zipper compartment; Maggie Lawrence fabric label is visible.",
        "strap_construction": "photos 1 and 3: long adjustable narrow strap with punched adjustment holes and a rectangular buckle.",
        "stitching_description": "photos 2-5: generally even machine stitching and contrasting brown edge piping are visible; detailed stress-point stitching is not fully assessable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0062,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.04,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 2: the bag has a central embossed crest\/emblem rather than a visible Coach wordmark, horse-and-carriage, or Coach hangtag.",
                    "photo 6: the interior label visibly reads MAGGIE LAWRENCE, providing a direct non-Coach brand identifier.",
                    "photo 6: the interior appears fabric-lined, consistent with the seller's stated lining and not with a classic unlined vintage Coach construction.",
                    "photo 2: the two-tone color-block design and crest motif do not match a recognizable catalog Coach silhouette or signature pattern.",
                    "photo 3: the visible hardware is silver-tone, while many classic vintage Coach crossbody styles use solid brass hardware.",
                    "photo 1: the listing describes the material as faux\/vegan leather, which is strong counter-evidence to a vintage glove-tanned Coach bag."
                ],
                "missing_information": [
                    "photo 6: no Coach creed patch or Coach serial\/style number is visible; a full interior-wall and pocket view would confirm none is present.",
                    "photo 4: zipper-pull markings are not readable; a close-up could document the maker.",
                    "photo 5: bottom and corner condition views are incomplete.",
                    "seller-stated dimensions and material should be verified if resale value is important."
                ],
                "authenticity_concerns": [
                    "photo 6: the visible Maggie Lawrence label is inconsistent with Coach manufacture.",
                    "photo 2: the embossed crest is a generic or other-brand emblem, not a visible Coach identifier; it should not be treated as a Coach horse-and-carriage mark.",
                    "seller text: the faux\/vegan-leather and lined construction claims are inconsistent with the classic vintage Coach population."
                ],
                "observed_features": {
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "serial_or_style_number_present": false,
                    "serial_or_style_number": "not_visible",
                    "coach_wordmark_present": false,
                    "turnlock_present": false,
                    "hangtag_present": false,
                    "hardware_description": "photo 3: adjustable strap with silver-tone rectangular buckle; photo 2: small silver-tone strap attachments and zipper hardware are visible.",
                    "leather_description": "photo 2: navy and cognac color-block material with a pebbled, glossy appearance; seller states faux\/vegan leather, and no Coach glove-tanned leather evidence is visible.",
                    "lining_description": "photo 6: dark fabric lining with interior zipper compartment; Maggie Lawrence fabric label is visible.",
                    "strap_construction": "photos 1 and 3: long adjustable narrow strap with punched adjustment holes and a rectangular buckle.",
                    "stitching_description": "photos 2-5: generally even machine stitching and contrasting brown edge piping are visible; detailed stress-point stitching is not fully assessable."
                },
                "possible_model_reasoning": [
                    "The rectangular zip-top crossbody proportions are generic and do not provide a reliable Coach model match.",
                    "photo 6: the Maggie Lawrence label and faux-leather\/lined construction support classification as a non-Coach fashion crossbody.",
                    "Condition: approximately Very Good; the exterior appears intact with normal creasing and light surface wear, but interior and odor condition cannot be fully assessed from photos."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No Coach creed patch to inspect - interior shows Maggie Lawrence fabric label instead (photo 6)",
                    "No bottom \/ corner close-up for full condition grade",
                    "Hardware engravings \/ zipper brand not shown in close-up"
                ],
                "negative_evidence": [
                    "photo 6: interior fabric label clearly reads MAGGIE LAWRENCE COLLECTION - positively identifies non-Coach maker",
                    "photo 2, photo 4: two-tone navy pebbled faux material with cognac stripe and large embossed crest medallion - not Coach glove-tanned leather, not Coach horse-and-carriage",
                    "photo 3, photo 4: silver-tone buckle and zipper hardware - not vintage Coach solid brass",
                    "photo 6: dark fabric lined interior with fabric brand label - not unlined suede-back glove-tanned classic construction",
                    "photo 2, photo 4: top-zipper closure with no turnlock, no COACH wordmark, no hangtag, no creed patch visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone buckle on adjustable strap and top zipper; lightweight plated appearance, not solid brass",
                    "leather_description": "two-tone faux \/ vegan leather as stated by seller: navy pebbled-textured body with cognac brown trim and central vertical stripe",
                    "lining_description": "dark navy fabric lining with interior zip pocket, visible in photo 6",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tone-matched edge stitching visible along trim; detail limited, no irregularities noted",
                    "strap_construction": "thin adjustable crossbody strap with metal slide buckle, attached at sides",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: interior label identifies bag as Maggie Lawrence Collection (photo 6), faux leather and silver hardware and crest logo are inconsistent with any vintage Coach catalog style",
                    "Serial decode: none - no creed or serial visible",
                    "Era reasoning: styling and brand consistent with 1980s-1990s department-store faux-leather bag, categorized as non-Coach modern",
                    "Condition: Very Good to Excellent; exterior shows light wear only in photos 2,4,5, interior lining looks clean in photo 6, but no bottom\/corner close-ups so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.05,
                "vintage_probability": 0.4
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17892,
            "output_tokens": 899,
            "total_tokens": 18791,
            "estimated_cost_usd": 0.009314
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18235,
            "output_tokens": 1221,
            "total_tokens": 19456,
            "estimated_cost_usd": 0.004624
        }
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}