Vintage Coach Hunter

{
    "is_handbag_probability": 0.96,
    "coach_probability": 0.025,
    "vintage_probability": 0.035,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.565,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.705,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: compact flap-clutch silhouette and attached chain are clearly visible.",
        "photo 1: gold-tone chain hardware is visible."
    ],
    "negative_evidence": [
        "photo 1: no COACH wordmark, horse-and-carriage, hangtag, creed patch, or serial is visible.",
        "photo 2: glossy burgundy crocodile-effect surface and chain-clutch construction do not resemble the typical smooth glove-tanned leather and classic hardware of vintage Coach.",
        "photo 3: the visible exterior appears highly glossy and embossed rather than natural full-grain glove-tanned leather.",
        "photo 1, photo 2, photo 3: glossy croc-embossed finish unlike vintage Coach glove-tanned cowhide which is smooth matte-to-satin with natural grain",
        "photo 1, photo 2: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
        "photo 1, photo 2: no turnlock present; only decorative gold-tone curb chain across flap",
        "photo 2: clutch silhouette with thin chain strap unlike catalog classic Coach flap styles (City Bag, Dinky, Convertible Clutch)"
    ],
    "missing_information": [
        "Interior view, including any brand label, creed patch, lining, and fabric tags.",
        "Straight-on photos of all sides, bottom, strap\/chain attachments, and hardware.",
        "Close-up of any interior or exterior branding.",
        "photo of interior emptied and lining to assess material and construction",
        "photo of any interior brand patch, creed patch, or fabric tags straight-on in raking light",
        "photo of hardware stamps, zipper pull brand, and back\/side\/bottom views",
        "confirmation of material (leather vs faux\/PU) from seller"
    ],
    "authenticity_concerns": [
        "No Coach identifier is visible in the provided photos.",
        "The crocodile-effect glossy exterior and chain design are more consistent with a generic fashion clutch than a vintage Coach handbag.",
        "Material composition cannot be confirmed from the photos; a synthetic or coated material is possible."
    ],
    "possible_model_reasoning": [
        "The rectangular flap-clutch silhouette is not sufficiently distinctive to match a Coach catalog model.",
        "Seller-stated dimensions are approximately 10 x 4 x 2 inches, but no Coach style number or identifier is visible.",
        "Condition: seller states NWOT; photos show no obvious major exterior damage, but interior condition and functionality are unverified.",
        "No Coach identifiers visible in any photo to decode for model or era",
        "Silhouette is a slim 10x4x2 flap clutch with decorative chain per seller text, not matching a catalog Coach style in proportions, closure, or hardware",
        "Condition appears Like New \/ NWOT per seller text and glossy undisturbed surface in photo 1-3, but interior, corners, and bottom not shown so grade 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 1: gold-tone chain attached through small ring hardware; no Coach engraving is visible.",
        "leather_description": "photo 1: glossy burgundy crocodile-effect embossed surface; genuine leather versus synthetic material is not determinable.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: detachable-looking gold-tone chain appears attached at side\/front ring hardware; full attachment construction is not shown.",
        "stitching_description": "photo 1: visible edge stitching appears generally even; detailed interior and stress-point stitching are not shown."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0019,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.97,
                "coach_probability": 0.03,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.68,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: compact flap-clutch silhouette and attached chain are clearly visible.",
                    "photo 1: gold-tone chain hardware is visible."
                ],
                "negative_evidence": [
                    "photo 1: no COACH wordmark, horse-and-carriage, hangtag, creed patch, or serial is visible.",
                    "photo 2: glossy burgundy crocodile-effect surface and chain-clutch construction do not resemble the typical smooth glove-tanned leather and classic hardware of vintage Coach.",
                    "photo 3: the visible exterior appears highly glossy and embossed rather than natural full-grain glove-tanned leather."
                ],
                "missing_information": [
                    "Interior view, including any brand label, creed patch, lining, and fabric tags.",
                    "Straight-on photos of all sides, bottom, strap\/chain attachments, and hardware.",
                    "Close-up of any interior or exterior branding."
                ],
                "authenticity_concerns": [
                    "No Coach identifier is visible in the provided photos.",
                    "The crocodile-effect glossy exterior and chain design are more consistent with a generic fashion clutch than a vintage Coach handbag.",
                    "Material composition cannot be confirmed from the photos; a synthetic or coated material is possible."
                ],
                "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: gold-tone chain attached through small ring hardware; no Coach engraving is visible.",
                    "leather_description": "photo 1: glossy burgundy crocodile-effect embossed surface; genuine leather versus synthetic material is not determinable.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: detachable-looking gold-tone chain appears attached at side\/front ring hardware; full attachment construction is not shown.",
                    "stitching_description": "photo 1: visible edge stitching appears generally even; detailed interior and stress-point stitching are not shown."
                },
                "possible_model_reasoning": [
                    "The rectangular flap-clutch silhouette is not sufficiently distinctive to match a Coach catalog model.",
                    "Seller-stated dimensions are approximately 10 x 4 x 2 inches, but no Coach style number or identifier is visible.",
                    "Condition: seller states NWOT; photos show no obvious major exterior damage, but interior condition and functionality are unverified."
                ],
                "confidence": 0.71,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.7,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.45,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "photo of interior emptied and lining to assess material and construction",
                    "photo of any interior brand patch, creed patch, or fabric tags straight-on in raking light",
                    "photo of hardware stamps, zipper pull brand, and back\/side\/bottom views",
                    "confirmation of material (leather vs faux\/PU) from seller"
                ],
                "negative_evidence": [
                    "photo 1, photo 2, photo 3: glossy croc-embossed finish unlike vintage Coach glove-tanned cowhide which is smooth matte-to-satin with natural grain",
                    "photo 1, photo 2: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
                    "photo 1, photo 2: no turnlock present; only decorative gold-tone curb chain across flap",
                    "photo 2: clutch silhouette with thin chain strap unlike catalog classic Coach flap styles (City Bag, Dinky, Convertible Clutch)"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone curb chain decorative element across flap and thin chain strap visible in photo 2; tone bright plated, not solid vintage brass; no turnlock, no stamped pulls visible",
                    "leather_description": "burgundy \/ oxblood croc-embossed material with high gloss in photo 1, photo 3; does not show glove-tanned grain, patina, or suede back; material (leather vs faux) not determinable from photos",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight edge stitching visible in photo 1 and photo 3 along flap panels, thread tone matched; no detail of stress points visible",
                    "strap_construction": "thin gold-tone chain strap partially visible in photo 2; full length, attachment, and adjustability not shown",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifiers visible in any photo to decode for model or era",
                    "Silhouette is a slim 10x4x2 flap clutch with decorative chain per seller text, not matching a catalog Coach style in proportions, closure, or hardware",
                    "Condition appears Like New \/ NWOT per seller text and glossy undisturbed surface in photo 1-3, but interior, corners, and bottom not shown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16487,
            "output_tokens": 754,
            "total_tokens": 17241,
            "estimated_cost_usd": 0.008404
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 16799,
            "output_tokens": 1259,
            "total_tokens": 18058,
            "estimated_cost_usd": 0.004367
        }
    ]
}