Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.025,
    "vintage_probability": 0.115,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.76,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.83,
    "recommended_max_bid": 8,
    "estimated_resale_low": 9,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: small leather flap shoulder bag with center turning lock, a general form shared with many vintage flap bags"
    ],
    "negative_evidence": [
        "photo 1: handbag is clearly visible, but no Coach wordmark, horse-and-carriage, creed patch, or hangtag is shown.",
        "photo 1: glossy crocodile-embossed patent-like material is inconsistent with classic vintage Coach glove-tanned leather.",
        "photo 1: hardware appears silver-tone, whereas most vintage Coach classic handbags use solid brass hardware.",
        "photo 2: central closure is a generic round turn-style clasp rather than the characteristic vintage Coach oval turnlock geometry.",
        "photos 1-6: construction has a highly glossy embossed finish, extensive decorative straps, and generic satchel styling not matching the listed vintage Coach catalog silhouettes.",
        "photo 6: reverse view shows no visible Coach branding or identifier.",
        "photo 1: green high-gloss croc-embossed patent finish, not vintage Coach glove-tanned cowhide with matte-to-satin filled grain",
        "photo 1, photo 2: bright silver-tone hardware including small oval twist-lock and D-rings, not solid brass vintage Coach hardware",
        "photo 2: twist-lock is small round\/oval silver unit, not wide thin elegant brass Coach turnlock with rounded-rectangle keeper",
        "photo 1, photo 6: silhouette with center flap plus two protruding side flap-pocket compartments and dual fixed shoulder straps matches no classic Coach catalog style (City, Willis, Court, Station, Dinky, etc.)",
        "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
        "photo 3, photo 4: light contrast stitching and grey fabric-appearing flap underside, inconsistent with tone-matched stitching and unlined suede interior of classics"
    ],
    "missing_information": [
        "photo 1-6: interior view, including any sewn-in brand label, creed patch, fabric tag, and serial\/style number.",
        "photo 1-6: close-up of zipper pulls, clasp, and all hardware markings.",
        "photo 1-6: bottom, interior, and strap-end construction views.",
        "photo 1-6: seller-stated dimensions and material composition; the title's 'croco embossed patent' wording is seller-provided and not independently verified.",
        "photo of interior emptied and lining \/ any interior leather creed patch or fabric tags (photos 1-6 show exterior only)",
        "photo of back \/ bottom corners and close-up of hardware engravings \/ zipper-pull brand",
        "photo of any hangtag, wordmark, or Made-in label"
    ],
    "authenticity_concerns": [
        "photo 1: glossy crocodile-embossed synthetic- or heavily finished-looking material is a strong lookalike\/non-Coach cue.",
        "photo 1: silver-tone hardware and generic clasp are inconsistent with a typical Y2K-era vintage Coach classic.",
        "photos 1-6: no brand identifiers are visible, so Coach manufacture cannot be supported from the listing photos."
    ],
    "possible_model_reasoning": [
        "No Coach model fits: side flap-pocket compartments, dual fixed straps, croc-embossed patent, and silver twist-lock do not match any 1970s-1990s classic or 2000s Coach line",
        "Era reasoning: materials and Y2K styling suggest modern (2000s+) non-Coach fast-fashion shoulder bag",
        "Condition: appears Very Good to Excellent exterior with glossy finish intact and minor edge wear (photo 6), but interior not shown so grade capped and lining unknown"
    ],
    "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": "photos 1-3: silver-tone circular turn-style clasp and silver-tone rings; no branding visible.",
        "leather_description": "photos 1-6: glossy green crocodile-embossed material with a patent-like finish; natural leather is not established.",
        "lining_description": "not_visible",
        "strap_construction": "photos 1, 3, 5-6: long narrow matching shoulder straps with stitched edges; attachment uses side rings and strap tabs.",
        "stitching_description": "photos 1-6: visible light contrast stitching, generally regular, with some loose-looking edge threads near the strap and side areas."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0027,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.18,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.87,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: handbag is clearly visible, but no Coach wordmark, horse-and-carriage, creed patch, or hangtag is shown.",
                    "photo 1: glossy crocodile-embossed patent-like material is inconsistent with classic vintage Coach glove-tanned leather.",
                    "photo 1: hardware appears silver-tone, whereas most vintage Coach classic handbags use solid brass hardware.",
                    "photo 2: central closure is a generic round turn-style clasp rather than the characteristic vintage Coach oval turnlock geometry.",
                    "photos 1-6: construction has a highly glossy embossed finish, extensive decorative straps, and generic satchel styling not matching the listed vintage Coach catalog silhouettes.",
                    "photo 6: reverse view shows no visible Coach branding or identifier."
                ],
                "missing_information": [
                    "photo 1-6: interior view, including any sewn-in brand label, creed patch, fabric tag, and serial\/style number.",
                    "photo 1-6: close-up of zipper pulls, clasp, and all hardware markings.",
                    "photo 1-6: bottom, interior, and strap-end construction views.",
                    "photo 1-6: seller-stated dimensions and material composition; the title's 'croco embossed patent' wording is seller-provided and not independently verified."
                ],
                "authenticity_concerns": [
                    "photo 1: glossy crocodile-embossed synthetic- or heavily finished-looking material is a strong lookalike\/non-Coach cue.",
                    "photo 1: silver-tone hardware and generic clasp are inconsistent with a typical Y2K-era vintage Coach classic.",
                    "photos 1-6: no brand identifiers are visible, so Coach manufacture cannot be supported from the listing photos."
                ],
                "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": "photos 1-3: silver-tone circular turn-style clasp and silver-tone rings; no branding visible.",
                    "leather_description": "photos 1-6: glossy green crocodile-embossed material with a patent-like finish; natural leather is not established.",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 1, 3, 5-6: long narrow matching shoulder straps with stitched edges; attachment uses side rings and strap tabs.",
                    "stitching_description": "photos 1-6: visible light contrast stitching, generally regular, with some loose-looking edge threads near the strap and side areas."
                },
                "possible_model_reasoning": [],
                "confidence": 0.88,
                "recommended_max_bid": 8,
                "estimated_resale_low": 10,
                "estimated_resale_high": 35
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.03,
                "confidence": 0.78,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 8,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo of interior emptied and lining \/ any interior leather creed patch or fabric tags (photos 1-6 show exterior only)",
                    "photo of back \/ bottom corners and close-up of hardware engravings \/ zipper-pull brand",
                    "photo of any hangtag, wordmark, or Made-in label"
                ],
                "negative_evidence": [
                    "photo 1: green high-gloss croc-embossed patent finish, not vintage Coach glove-tanned cowhide with matte-to-satin filled grain",
                    "photo 1, photo 2: bright silver-tone hardware including small oval twist-lock and D-rings, not solid brass vintage Coach hardware",
                    "photo 2: twist-lock is small round\/oval silver unit, not wide thin elegant brass Coach turnlock with rounded-rectangle keeper",
                    "photo 1, photo 6: silhouette with center flap plus two protruding side flap-pocket compartments and dual fixed shoulder straps matches no classic Coach catalog style (City, Willis, Court, Station, Dinky, etc.)",
                    "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
                    "photo 3, photo 4: light contrast stitching and grey fabric-appearing flap underside, inconsistent with tone-matched stitching and unlined suede interior of classics"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone small oval twist-lock on flap center (photo 2), silver-tone D-rings where straps meet body (photo 1); no brass, no COACH engraving visible",
                    "leather_description": "green croc-embossed high-gloss patent \/ coated material overall (photo 1, photo 2); not glove-tanned full-grain leather",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "light beige contrast stitching along flap edge, straps and body seams (photo 1, photo 2)",
                    "strap_construction": "two long fixed shoulder straps in same green croc-embossed material attached via D-rings at front (photo 1, photo 6)",
                    "turnlock_present": true
                },
                "positive_evidence": [
                    "photo 1: small leather flap shoulder bag with center turning lock, a general form shared with many vintage flap bags"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: side flap-pocket compartments, dual fixed straps, croc-embossed patent, and silver twist-lock do not match any 1970s-1990s classic or 2000s Coach line",
                    "Era reasoning: materials and Y2K styling suggest modern (2000s+) non-Coach fast-fashion shoulder bag",
                    "Condition: appears Very Good to Excellent exterior with glossy finish intact and minor edge wear (photo 6), but interior not shown so grade capped and lining unknown"
                ],
                "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": 33101,
            "output_tokens": 700,
            "total_tokens": 33801,
            "estimated_cost_usd": 0.01492
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 35572,
            "output_tokens": 1323,
            "total_tokens": 36895,
            "estimated_cost_usd": 0.008173
        }
    ]
}