Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.01,
    "vintage_probability": 0.01,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.885,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.965,
    "recommended_max_bid": 9,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: Bag is made from clear plastic\/PVC with rhinestone bow decoration, not vintage Coach glove-tanned leather.",
        "photo 2: Clear synthetic body, transparent handles, and bright gold-tone plated fittings are inconsistent with classic Coach construction.",
        "photo 3: Front closure is a decorative snap with a rhinestone bow, not a recognizable vintage Coach turnlock.",
        "photo 4: Interior and exterior show only transparent synthetic material; no Coach creed, wordmark, carriage, or leather hangtag is visible.",
        "photo 5: Construction and decorative styling appear to be a modern novelty\/stadium bag rather than a vintage leather handbag.",
        "photo 6: Lifestyle image confirms the small transparent novelty handbag format.",
        "photo 1-6: entire bag body, handles and strap are clear transparent plastic\/PVC, not leather",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 4: magnetic snap closure, not Coach turnlock geometry",
        "photo 1-6: gold-tone lightweight plated hardware with rhinestone bow embellishment, not vintage solid brass",
        "photo 6: BNWT-style modern fast-fashion stadium bag presentation on mannequin"
    ],
    "missing_information": [
        "photo 1-6: No close-up of any manufacturer or care label is provided.",
        "photo 1-6: No dimensions, material specification, or hardware-brand markings are visible.",
        "photo 1-6: Interior label and closure underside are not shown in a dedicated close-up."
    ],
    "authenticity_concerns": [
        "photo 1-6: PVC\/transparent synthetic construction and novelty rhinestone decoration are incompatible with the vintage Coach leather handbag population.",
        "photo 1-6: No Coach identifier is visible; this should be treated as an unbranded modern bag, not a Coach candidate.",
        "plastic\/PVC transparent construction is incompatible with vintage Coach glove-tanned leather program",
        "no Coach identifiers of any kind visible across six photos"
    ],
    "possible_model_reasoning": [
        "photo 1-6: No Coach model is appropriate; the silhouette is a modern transparent novelty\/stadium bag with a decorative bow.",
        "photo 1-6: Era is modern based on PVC construction, transparent hardware components, and contemporary rhinestone styling.",
        "photo 1-6: Condition appears New\/Like New from product-style photos, but actual storage wear, odor, and material defects cannot be assessed from the listing images.",
        "photo 1-6: As a generic unbranded novelty handbag, a rough resale range is approximately $5-$30.",
        "Transparent PVC stadium bag with rhinestone bow is outside Coach model catalog; no silhouette, material, hardware or identifier matches any vintage or modern Coach style",
        "Condition: New as listed BNWT; plastic construction, no wear visible but not gradable on Coach scale"
    ],
    "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 1-5: Bright gold-tone plated rings, buckles, snap hardware, and rhinestone bow decoration; no Coach engraving is visible.",
        "leather_description": "photo 1-6: Clear synthetic\/PVC body and transparent plastic-like handles; not leather.",
        "lining_description": "photo 1-5: Clear synthetic interior\/body with no fabric or suede lining visible.",
        "strap_construction": "photo 1-5: Transparent top handles attached with gold-tone fittings; long transparent adjustable shoulder strap visible in photo 1.",
        "stitching_description": "photo 1-5: Visible straight machine stitching along clear synthetic panel edges; no leather edge construction is visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0003,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.01,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.92,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: Bag is made from clear plastic\/PVC with rhinestone bow decoration, not vintage Coach glove-tanned leather.",
                    "photo 2: Clear synthetic body, transparent handles, and bright gold-tone plated fittings are inconsistent with classic Coach construction.",
                    "photo 3: Front closure is a decorative snap with a rhinestone bow, not a recognizable vintage Coach turnlock.",
                    "photo 4: Interior and exterior show only transparent synthetic material; no Coach creed, wordmark, carriage, or leather hangtag is visible.",
                    "photo 5: Construction and decorative styling appear to be a modern novelty\/stadium bag rather than a vintage leather handbag.",
                    "photo 6: Lifestyle image confirms the small transparent novelty handbag format."
                ],
                "missing_information": [
                    "photo 1-6: No close-up of any manufacturer or care label is provided.",
                    "photo 1-6: No dimensions, material specification, or hardware-brand markings are visible.",
                    "photo 1-6: Interior label and closure underside are not shown in a dedicated close-up."
                ],
                "authenticity_concerns": [
                    "photo 1-6: PVC\/transparent synthetic construction and novelty rhinestone decoration are incompatible with the vintage Coach leather handbag population.",
                    "photo 1-6: No Coach identifier is visible; this should be treated as an unbranded modern bag, not a Coach candidate."
                ],
                "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 1-5: Bright gold-tone plated rings, buckles, snap hardware, and rhinestone bow decoration; no Coach engraving is visible.",
                    "leather_description": "photo 1-6: Clear synthetic\/PVC body and transparent plastic-like handles; not leather.",
                    "lining_description": "photo 1-5: Clear synthetic interior\/body with no fabric or suede lining visible.",
                    "strap_construction": "photo 1-5: Transparent top handles attached with gold-tone fittings; long transparent adjustable shoulder strap visible in photo 1.",
                    "stitching_description": "photo 1-5: Visible straight machine stitching along clear synthetic panel edges; no leather edge construction is visible."
                },
                "possible_model_reasoning": [
                    "photo 1-6: No Coach model is appropriate; the silhouette is a modern transparent novelty\/stadium bag with a decorative bow.",
                    "photo 1-6: Era is modern based on PVC construction, transparent hardware components, and contemporary rhinestone styling.",
                    "photo 1-6: Condition appears New\/Like New from product-style photos, but actual storage wear, odor, and material defects cannot be assessed from the listing images.",
                    "photo 1-6: As a generic unbranded novelty handbag, a rough resale range is approximately $5-$30."
                ],
                "confidence": 0.96,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "plastic\/PVC transparent construction is incompatible with vintage Coach glove-tanned leather program",
                    "no Coach identifiers of any kind visible across six photos"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.01,
                "confidence": 0.97,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.85,
                "is_handbag_probability": 0.99,
                "missing_information": [],
                "negative_evidence": [
                    "photo 1-6: entire bag body, handles and strap are clear transparent plastic\/PVC, not leather",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 4: magnetic snap closure, not Coach turnlock geometry",
                    "photo 1-6: gold-tone lightweight plated hardware with rhinestone bow embellishment, not vintage solid brass",
                    "photo 6: BNWT-style modern fast-fashion stadium bag presentation on mannequin"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone plated hardware, square rings and snap; rhinestone bow front ornament; not solid brass vintage hardware",
                    "leather_description": "no leather visible; clear transparent PVC\/plastic body and handles",
                    "lining_description": "no lining; transparent unlined plastic interior visible in all photos",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "white edge stitching\/sealing around plastic panels visible photo 2, photo 3; no leather stitching",
                    "strap_construction": "clear plastic top handle attached with gold-tone hardware plus clear plastic adjustable crossbody strap with gold-tone buckle",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Transparent PVC stadium bag with rhinestone bow is outside Coach model catalog; no silhouette, material, hardware or identifier matches any vintage or modern Coach style",
                    "Condition: New as listed BNWT; plastic construction, no wear visible but not gradable on Coach scale"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.01
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18334,
            "output_tokens": 788,
            "total_tokens": 19122,
            "estimated_cost_usd": 0.009225
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18840,
            "output_tokens": 1005,
            "total_tokens": 19845,
            "estimated_cost_usd": 0.004572
        }
    ]
}