Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.025,
    "vintage_probability": 0.035,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.585,
    "seller_misidentification_probability": 0.055,
    "confidence": 0.79,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: large decorative circular emblem appears to be an interlocking-C-style motif, not a legible COACH wordmark or horse-and-carriage",
        "photo 1: glossy embossed reptile-pattern material and light-colored synthetic-looking trim are inconsistent with classic vintage glove-tanned Coach leather",
        "photo 2: zipper pull and teeth appear generic and are not visibly Coach-marked",
        "photo 3: dark fabric-like lining is visible, with no creed patch, country line, or style number",
        "photo 4: small bag has a generic twist clasp and chain strap rather than a recognizable vintage Coach construction",
        "photo 5: interior shows no visible Coach identifier or leather creed",
        "photo 6: chain strap and compact quilted\/embossed body are typical of an unbranded fashion handbag, not sufficient Coach evidence",
        "photo 1: black croc-embossed coated-appearing flap with cut-out revealing cream trim and large gold-tone openwork medallion with G-like loops - not Coach wordmark, not Coach turnlock geometry",
        "photo 1, photo 4: shiny coated\/embossed and quilted synthetic-appearing surfaces, not matte glove-tanned cowhide",
        "photo 3, photo 5: black synthetic fabric lining in both bags, not unlined suede-back glove-tanned",
        "photo 2, photo 4, photo 6: bright gold-tone plated zipper, turnlock and chain-link strap - lightweight plated look, not solid brass vintage hardware",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible"
    ],
    "missing_information": [
        "photo 1-6: no clear full front\/back views of both bags",
        "photo 1-6: no straight-on close-up of any interior labels, sewn tags, or creed patches",
        "photo 1-6: no readable country-of-origin or style-number tags",
        "photo 1-6: zipper and clasp markings are not shown at sufficient resolution",
        "photo 1-6: no creed patch shown on either bag - request straight-on interior wall\/pocket shots",
        "photo 1-6: no maker marks, fabric tags, or Made-in line shown",
        "photo 1-6: no complete front\/back\/bottom views of larger croc-embossed zip pouch to assess shape and corners",
        "photo 4, photo 6: second small bag shown only in hand\/measured - no emptied interior, bottom, or hardware stamp close-ups"
    ],
    "authenticity_concerns": [
        "photo 1: decorative interlocking-C-like emblem may evoke a designer logo but is not a Coach identifier",
        "photo 1-6: synthetic-looking embossed material, generic hardware, and absence of Coach identifiers strongly favor an unbranded or lookalike product"
    ],
    "possible_model_reasoning": [
        "photo 1-6: no Coach model is supportable because no creed, wordmark, hangtag, or recognizable Coach-specific silhouette is visible",
        "photo 1-6: the compact chain-strap and embossed synthetic construction fit a generic modern fashion purse more closely than a vintage Coach classic",
        "photo 3 and photo 5: interior views do not show the identifiers needed to raise the Coach probability",
        "photo 1-6: condition appears used but broadly intact; visible wear includes surface creasing and hardware scuffing, while the interiors and bottom corners are incompletely shown",
        "No Coach model fits: larger bag is zip-top croc-embossed pouch with decorative medallion, smaller bag is ~6.5 in quilted chain-strap mini with generic turnlock (photo 6 tape) - neither silhouette, material, lining nor hardware matches any Classic catalog style",
        "Era reasoning: synthetic-appearing materials, fabric lining, bright plated hardware and chain strap indicate modern fast-fashion manufacture, not pre-2000 glove-tanned era",
        "Condition: not graded as Coach; both bags appear used with surface wear but no structural failure visible in close-ups; incomplete views cap any grade"
    ],
    "estimated_era": "modern (2000s+), non-Coach",
    "observed_features": {
        "creed_present": false,
        "serial_or_style_number_present": false,
        "coach_wordmark_present": false,
        "turnlock_present": true,
        "hangtag_present": false,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "photo 1: circular decorative gold-tone emblem; photo 4: generic gold-tone twist clasp; photos 2 and 6: gold-tone chain and generic zipper hardware; no Coach engraving visible",
        "leather_description": "photo 1: glossy black embossed reptile-pattern material appears synthetic or heavily coated; natural leather is not established",
        "lining_description": "photo 3 and photo 5: dark fabric-like lining visible; no label or creed patch visible",
        "strap_construction": "photo 4 and photo 6: narrow gold-tone chain strap with dark material woven or attached through portions of the chain",
        "stitching_description": "photo 1 and photo 4: visible machine stitching appears generally even, but resolution is insufficient for detailed construction assessment"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0003,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.04,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.62,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: large decorative circular emblem appears to be an interlocking-C-style motif, not a legible COACH wordmark or horse-and-carriage",
                    "photo 1: glossy embossed reptile-pattern material and light-colored synthetic-looking trim are inconsistent with classic vintage glove-tanned Coach leather",
                    "photo 2: zipper pull and teeth appear generic and are not visibly Coach-marked",
                    "photo 3: dark fabric-like lining is visible, with no creed patch, country line, or style number",
                    "photo 4: small bag has a generic twist clasp and chain strap rather than a recognizable vintage Coach construction",
                    "photo 5: interior shows no visible Coach identifier or leather creed",
                    "photo 6: chain strap and compact quilted\/embossed body are typical of an unbranded fashion handbag, not sufficient Coach evidence"
                ],
                "missing_information": [
                    "photo 1-6: no clear full front\/back views of both bags",
                    "photo 1-6: no straight-on close-up of any interior labels, sewn tags, or creed patches",
                    "photo 1-6: no readable country-of-origin or style-number tags",
                    "photo 1-6: zipper and clasp markings are not shown at sufficient resolution"
                ],
                "authenticity_concerns": [
                    "photo 1: decorative interlocking-C-like emblem may evoke a designer logo but is not a Coach identifier",
                    "photo 1-6: synthetic-looking embossed material, generic hardware, and absence of Coach identifiers strongly favor an unbranded or lookalike product"
                ],
                "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": true,
                    "hangtag_present": false,
                    "hardware_description": "photo 1: circular decorative gold-tone emblem; photo 4: generic gold-tone twist clasp; photos 2 and 6: gold-tone chain and generic zipper hardware; no Coach engraving visible",
                    "leather_description": "photo 1: glossy black embossed reptile-pattern material appears synthetic or heavily coated; natural leather is not established",
                    "lining_description": "photo 3 and photo 5: dark fabric-like lining visible; no label or creed patch visible",
                    "strap_construction": "photo 4 and photo 6: narrow gold-tone chain strap with dark material woven or attached through portions of the chain",
                    "stitching_description": "photo 1 and photo 4: visible machine stitching appears generally even, but resolution is insufficient for detailed construction assessment"
                },
                "possible_model_reasoning": [
                    "photo 1-6: no Coach model is supportable because no creed, wordmark, hangtag, or recognizable Coach-specific silhouette is visible",
                    "photo 1-6: the compact chain-strap and embossed synthetic construction fit a generic modern fashion purse more closely than a vintage Coach classic",
                    "photo 3 and photo 5: interior views do not show the identifiers needed to raise the Coach probability",
                    "photo 1-6: condition appears used but broadly intact; visible wear includes surface creasing and hardware scuffing, while the interiors and bottom corners are incompletely shown"
                ],
                "confidence": 0.78,
                "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": 0.03,
                "coach_probability": 0.02,
                "confidence": 0.8,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "photo 1-6: no creed patch shown on either bag - request straight-on interior wall\/pocket shots",
                    "photo 1-6: no maker marks, fabric tags, or Made-in line shown",
                    "photo 1-6: no complete front\/back\/bottom views of larger croc-embossed zip pouch to assess shape and corners",
                    "photo 4, photo 6: second small bag shown only in hand\/measured - no emptied interior, bottom, or hardware stamp close-ups"
                ],
                "negative_evidence": [
                    "photo 1: black croc-embossed coated-appearing flap with cut-out revealing cream trim and large gold-tone openwork medallion with G-like loops - not Coach wordmark, not Coach turnlock geometry",
                    "photo 1, photo 4: shiny coated\/embossed and quilted synthetic-appearing surfaces, not matte glove-tanned cowhide",
                    "photo 3, photo 5: black synthetic fabric lining in both bags, not unlined suede-back glove-tanned",
                    "photo 2, photo 4, photo 6: bright gold-tone plated zipper, turnlock and chain-link strap - lightweight plated look, not solid brass vintage hardware",
                    "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": "bright gold-tone plated hardware: photo 1 large round openwork medallion, photo 2 rectangular unbranded zipper pull, photo 4 small round turnlock with oval tab, photo 6 chain-link shoulder strap interlaced with black trim",
                    "leather_description": "not glove-tanned leather: photo 1 black croc-embossed coated-appearing material with cream trim; photo 4 black quilted shiny synthetic-appearing material",
                    "lining_description": "photo 3, photo 5: black smooth synthetic fabric lining, zip pocket with small gold pull in photo 3",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 1: light edge stitching along cream trim and black flap; otherwise not clearly visible for assessment",
                    "strap_construction": "photo 6: gold-tone chain strap threaded with black material on small quilted bag; larger pouch strap not shown",
                    "turnlock_present": true
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: larger bag is zip-top croc-embossed pouch with decorative medallion, smaller bag is ~6.5 in quilted chain-strap mini with generic turnlock (photo 6 tape) - neither silhouette, material, lining nor hardware matches any Classic catalog style",
                    "Era reasoning: synthetic-appearing materials, fabric lining, bright plated hardware and chain strap indicate modern fast-fashion manufacture, not pre-2000 glove-tanned era",
                    "Condition: not graded as Coach; both bags appear used with surface wear but no structural failure visible in close-ups; incomplete views cap any grade"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17709,
            "output_tokens": 857,
            "total_tokens": 18566,
            "estimated_cost_usd": 0.00914
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18043,
            "output_tokens": 1482,
            "total_tokens": 19525,
            "estimated_cost_usd": 0.004794
        }
    ]
}