Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.03,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.745,
    "seller_misidentification_probability": 0.04,
    "confidence": 0.83,
    "recommended_max_bid": 12.5,
    "estimated_resale_low": 11.5,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a crossbody handbag with a leather-like embossed body and detachable strap.",
        "photo 2: Brown embossed floral construction and brass-tone zipper hardware are visible, but these features are common among non-Coach bags."
    ],
    "negative_evidence": [
        "photo 1: No visible COACH wordmark, horse-and-carriage emblem, creed patch, hangtag, or recognizable Coach logo.",
        "photo 2: Large floral embossing and a decorative patterned textile strap do not correspond to the classic Coach construction cues shown in the reference catalog.",
        "photo 5: The bag uses a top zipper and decorative strap hardware rather than a recognizable vintage Coach turnlock design.",
        "photo 6: No Coach identifier is visible on the exterior, zipper pull, or hardware.",
        "photo 1: all-over large floral embossed finish with high sheen unlike vintage Coach glove-tanned cowhide",
        "photo 2: small zip-top barrel \/ cylinder silhouette with no turnlock flap matches no classic Coach catalog style",
        "photo 5: wide patterned fabric crossbody strap with rectangular slider unlike any vintage Coach strap",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible"
    ],
    "missing_information": [
        "photo 1-6: Interior view with the bag emptied, especially the back wall and slip-pocket area where a creed patch could appear.",
        "photo 1-6: Straight-on close-up of any interior label, fabric tag, or leather stamp.",
        "photo 1-6: Close-ups of zipper pull, hardware, stitching, strap attachment points, bottom, and corners.",
        "photo 1-6: Confirmation whether the body is genuine leather or synthetic material.",
        "photo 1-6: interior never shown, lining unknown",
        "photo 1-6: creed patch not shown",
        "photo 1-6: no hardware close-up showing zipper brand or engraving",
        "photo 1-6: no bottom \/ corner wear view"
    ],
    "authenticity_concerns": [
        "photo 1-6: The visible construction is consistent with a generic modern embossed crossbody rather than a Coach model.",
        "photo 1-6: No Coach identifiers are visible; the exterior floral embossing and decorative textile strap are insufficient to support Coach attribution."
    ],
    "possible_model_reasoning": [
        "photo 1-6: The approximately 9.1-inch-wide zip-top crossbody silhouette does not closely match a specific listed Coach classic, and no Coach identifier supports a model attribution.",
        "photo 1-6: Era is estimated as modern based on the glossy embossed finish, decorative textile strap, zipper construction, and product-style listing photography.",
        "photo 1-6: Condition appears Like New to Excellent from the visible exterior, with no obvious corner wear or major damage; interior, odor, and hidden defects are unknown.",
        "No Coach model fits: zip-top embossed barrel with fabric strap is outside 1970s-1990s glove-tanned flap \/ turnlock catalog (City Bag, Willis, Court, Station, Dinky etc.)",
        "Construction and material point to modern fast-fashion, not Coach: embossed coated material, fabric strap, zip closure",
        "Condition appears new \/ stock-product photos but priced as generic bag; no condition grade for Coach applicable"
    ],
    "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 1-6: Brass-tone zipper, zipper pull, buckle, and clip hardware are visible; no Coach engraving is visible.",
        "leather_description": "photo 1-6: Brown glossy embossed floral leather-like exterior is visible; genuine versus synthetic material cannot be determined from these photos.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1-6: Detachable narrow brown shoulder strap with a wide patterned textile strap also shown; strap attachment uses clips and small rings.",
        "stitching_description": "photo 1-6: Perimeter stitching is visible and generally even; close-up quality is insufficient to assess construction details."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0017,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.04,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.84,
                "seller_misidentification_probability": 0.06,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a crossbody handbag with a leather-like embossed body and detachable strap.",
                    "photo 2: Brown embossed floral construction and brass-tone zipper hardware are visible, but these features are common among non-Coach bags."
                ],
                "negative_evidence": [
                    "photo 1: No visible COACH wordmark, horse-and-carriage emblem, creed patch, hangtag, or recognizable Coach logo.",
                    "photo 2: Large floral embossing and a decorative patterned textile strap do not correspond to the classic Coach construction cues shown in the reference catalog.",
                    "photo 5: The bag uses a top zipper and decorative strap hardware rather than a recognizable vintage Coach turnlock design.",
                    "photo 6: No Coach identifier is visible on the exterior, zipper pull, or hardware."
                ],
                "missing_information": [
                    "photo 1-6: Interior view with the bag emptied, especially the back wall and slip-pocket area where a creed patch could appear.",
                    "photo 1-6: Straight-on close-up of any interior label, fabric tag, or leather stamp.",
                    "photo 1-6: Close-ups of zipper pull, hardware, stitching, strap attachment points, bottom, and corners.",
                    "photo 1-6: Confirmation whether the body is genuine leather or synthetic material."
                ],
                "authenticity_concerns": [
                    "photo 1-6: The visible construction is consistent with a generic modern embossed crossbody rather than a Coach model.",
                    "photo 1-6: No Coach identifiers are visible; the exterior floral embossing and decorative textile strap are insufficient to support Coach attribution."
                ],
                "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 1-6: Brass-tone zipper, zipper pull, buckle, and clip hardware are visible; no Coach engraving is visible.",
                    "leather_description": "photo 1-6: Brown glossy embossed floral leather-like exterior is visible; genuine versus synthetic material cannot be determined from these photos.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1-6: Detachable narrow brown shoulder strap with a wide patterned textile strap also shown; strap attachment uses clips and small rings.",
                    "stitching_description": "photo 1-6: Perimeter stitching is visible and generally even; close-up quality is insufficient to assess construction details."
                },
                "possible_model_reasoning": [
                    "photo 1-6: The approximately 9.1-inch-wide zip-top crossbody silhouette does not closely match a specific listed Coach classic, and no Coach identifier supports a model attribution.",
                    "photo 1-6: Era is estimated as modern based on the glossy embossed finish, decorative textile strap, zipper construction, and product-style listing photography.",
                    "photo 1-6: Condition appears Like New to Excellent from the visible exterior, with no obvious corner wear or major damage; interior, odor, and hidden defects are unknown."
                ],
                "confidence": 0.78,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 8,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1-6: interior never shown, lining unknown",
                    "photo 1-6: creed patch not shown",
                    "photo 1-6: no hardware close-up showing zipper brand or engraving",
                    "photo 1-6: no bottom \/ corner wear view"
                ],
                "negative_evidence": [
                    "photo 1: all-over large floral embossed finish with high sheen unlike vintage Coach glove-tanned cowhide",
                    "photo 2: small zip-top barrel \/ cylinder silhouette with no turnlock flap matches no classic Coach catalog style",
                    "photo 5: wide patterned fabric crossbody strap with rectangular slider unlike any vintage Coach strap",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone zipper with plain tab and gold-tone swivel clips; no engraving legible, plated appearance",
                    "leather_description": "brown material with large floral embossing and glossy coated look, appears faux \/ coated PU, not matte glove-tanned cowhide",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "two interchangeable straps visible: thin brown shoulder strap and wide blue patterned fabric crossbody strap with buckle adjustment and clip ends",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: zip-top embossed barrel with fabric strap is outside 1970s-1990s glove-tanned flap \/ turnlock catalog (City Bag, Willis, Court, Station, Dinky etc.)",
                    "Construction and material point to modern fast-fashion, not Coach: embossed coated material, fabric strap, zip closure",
                    "Condition appears new \/ stock-product photos but priced as generic bag; no condition grade for Coach applicable"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 32116,
            "output_tokens": 848,
            "total_tokens": 32964,
            "estimated_cost_usd": 0.014882
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 34417,
            "output_tokens": 1130,
            "total_tokens": 35547,
            "estimated_cost_usd": 0.007787
        }
    ]
}