Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.02,
    "vintage_probability": 0.01,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.815,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.93,
    "recommended_max_bid": 7.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: Listing image shows a generic soft-sided multi-pocket crossbody with no visible Coach wordmark, horse-and-carriage, creed patch, or hangtag.",
        "photo 2: Product graphic identifies the bag by generic capacity features and shows no Coach branding.",
        "photo 3: Front, back, side, and bottom views show a modern multi-zip design unlike the documented vintage Coach classic silhouettes.",
        "photo 4: Close-up graphics show synthetic-looking smooth material and lightweight silver-tone hardware rather than vintage solid-brass construction.",
        "photo 5: Seller description explicitly states soft PU leather, brand Volganik Rock, brand new in box, and product model 8010.",
        "photo 1-6: modern multi-zip crossbody silhouette with two front exterior zip pockets and back zip pocket, no Coach catalog silhouette match",
        "photo 3,5,6: silver-tone \/ nickel hardware, not vintage solid brass",
        "photo 2-6: soft washed-look PU faux leather texture, not glove-tanned cowhide",
        "photo 1-6: no turnlock, no leather hangtag, no COACH wordmark or horse-and-carriage visible",
        "listing text states Soft PU Leather, Brand New in Box, manufacturer VOLGANIK ROCK, model 8010"
    ],
    "missing_information": [
        "A real interior photograph is absent; no creed location or lining can be checked.",
        "No close-up of any brand, material, or hardware stamp is provided.",
        "No seller-taken photos are provided; all images appear to be product\/catalog images.",
        "No creed patch shown - not expected for this type but would be required to consider Coach",
        "No interior lining view showing brand label",
        "No hardware engraving close-up"
    ],
    "authenticity_concerns": [
        "photo 1: The bag's generic modern multi-pocket construction and absence of Coach identifiers are inconsistent with a vintage Coach classic.",
        "photo 4: The apparent silver-tone\/plated hardware and lightweight synthetic construction are inconsistent with most 1970s\u20131990s glove-tanned Coach classics.",
        "photo 1: The listing describes the material as PU leather, which is not genuine Coach glove-tanned leather."
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match: the bag is a modern generic multi-pocket crossbody rather than a recognizable Coach catalog silhouette.",
        "Condition cannot be reliably graded from product photos; seller states brand new in box, but this is unverified by the images.",
        "No Coach identifiers visible in any of 6 photos: no creed, no wordmark, no hangtag, no brass turnlock",
        "Construction is inconsistent with vintage Coach: PU material, silver hardware, multi-zip modern crossbody layout, catalog infographic photos of a new mass-market bag",
        "Seller text explicitly identifies as VOLGANIK ROCK PU Leather, Brand New in Box - consistent with photos",
        "Condition: New as listed; photo-observable new catalog stock images, no wear shown"
    ],
    "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 5 shows small silver-tone zipper hardware, rectangular strap adjuster, and strap clips; no Coach engraving is visible.",
        "leather_description": "Photo 1 and photo 5 show thin, smooth, softly wrinkled material; seller states PU leather. Genuine leather cannot be established from catalog photos.",
        "lining_description": "not_visible",
        "strap_construction": "Photo 3 and photo 5 show an adjustable synthetic-looking crossbody strap attached at side rings\/clips.",
        "stitching_description": "Photo 3 and photo 5 show visible machine-stitched panel seams that appear generally even; detailed stress-point stitching is not assessable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0007,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: Listing image shows a generic soft-sided multi-pocket crossbody with no visible Coach wordmark, horse-and-carriage, creed patch, or hangtag.",
                    "photo 2: Product graphic identifies the bag by generic capacity features and shows no Coach branding.",
                    "photo 3: Front, back, side, and bottom views show a modern multi-zip design unlike the documented vintage Coach classic silhouettes.",
                    "photo 4: Close-up graphics show synthetic-looking smooth material and lightweight silver-tone hardware rather than vintage solid-brass construction.",
                    "photo 5: Seller description explicitly states soft PU leather, brand Volganik Rock, brand new in box, and product model 8010."
                ],
                "missing_information": [
                    "A real interior photograph is absent; no creed location or lining can be checked.",
                    "No close-up of any brand, material, or hardware stamp is provided.",
                    "No seller-taken photos are provided; all images appear to be product\/catalog images."
                ],
                "authenticity_concerns": [
                    "photo 1: The bag's generic modern multi-pocket construction and absence of Coach identifiers are inconsistent with a vintage Coach classic.",
                    "photo 4: The apparent silver-tone\/plated hardware and lightweight synthetic construction are inconsistent with most 1970s\u20131990s glove-tanned Coach classics.",
                    "photo 1: The listing describes the material as PU leather, which is not genuine Coach glove-tanned leather."
                ],
                "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 5 shows small silver-tone zipper hardware, rectangular strap adjuster, and strap clips; no Coach engraving is visible.",
                    "leather_description": "Photo 1 and photo 5 show thin, smooth, softly wrinkled material; seller states PU leather. Genuine leather cannot be established from catalog photos.",
                    "lining_description": "not_visible",
                    "strap_construction": "Photo 3 and photo 5 show an adjustable synthetic-looking crossbody strap attached at side rings\/clips.",
                    "stitching_description": "Photo 3 and photo 5 show visible machine-stitched panel seams that appear generally even; detailed stress-point stitching is not assessable."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match: the bag is a modern generic multi-pocket crossbody rather than a recognizable Coach catalog silhouette.",
                    "Condition cannot be reliably graded from product photos; seller states brand new in box, but this is unverified by the images."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 5,
                "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": 0.95,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No creed patch shown - not expected for this type but would be required to consider Coach",
                    "No interior lining view showing brand label",
                    "No hardware engraving close-up"
                ],
                "negative_evidence": [
                    "photo 1-6: modern multi-zip crossbody silhouette with two front exterior zip pockets and back zip pocket, no Coach catalog silhouette match",
                    "photo 3,5,6: silver-tone \/ nickel hardware, not vintage solid brass",
                    "photo 2-6: soft washed-look PU faux leather texture, not glove-tanned cowhide",
                    "photo 1-6: no turnlock, no leather hangtag, no COACH wordmark or horse-and-carriage visible",
                    "listing text states Soft PU Leather, Brand New in Box, manufacturer VOLGANIK ROCK, model 8010"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone zipper pulls with leather tabs, silver-tone rectangular strap buckle and rings; lightweight plated appearance, not solid brass",
                    "leather_description": "smooth washed-look synthetic PU faux leather in teal-blue, wrinkled sheen typical of PU, not full-grain glove-tanned cowhide",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "visible topstitching around front pockets, even machine stitching, thread matched to body",
                    "strap_construction": "thin adjustable crossbody shoulder strap with buckle slider and swivel clasps",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifiers visible in any of 6 photos: no creed, no wordmark, no hangtag, no brass turnlock",
                    "Construction is inconsistent with vintage Coach: PU material, silver hardware, multi-zip modern crossbody layout, catalog infographic photos of a new mass-market bag",
                    "Seller text explicitly identifies as VOLGANIK ROCK PU Leather, Brand New in Box - consistent with photos",
                    "Condition: New as listed; photo-observable new catalog stock images, no wear shown"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.01
            }
        }
    ],
    "_usage": [
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            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17863,
            "output_tokens": 637,
            "total_tokens": 18500,
            "estimated_cost_usd": 0.008674
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
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}