Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.825,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.895,
    "recommended_max_bid": 12,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 32.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a handbag with shoulder handles, structured side attachments, and a rear zip pocket"
    ],
    "negative_evidence": [
        "photo 1: large decorative circular medallion uses a Greek-key border and floral emblem rather than a Coach wordmark or horse-and-carriage",
        "photo 4: medallion visibly reads approximately \u201cEST. 2008,\u201d with no COACH branding",
        "photos 5-7: fabric-lined interior and multiple zip compartments are inconsistent with classic unlined vintage Coach glove-tanned styles",
        "photos 1-2: bright rose-gold-toned plated hardware and decorative medallion are unlike the restrained solid-brass hardware typical of vintage Coach",
        "photos 1-2: wide handles have prominent decorative zigzag stitching and the overall construction resembles a modern generic or mall-brand satchel",
        "photo 6: interior leather-like label area is blank; no Coach creed or readable brand identifier is visible",
        "photo 1, photo 2: slouchy zip-top hobo with large O-ring shoulder attachments and side cinch straps, no vintage Coach catalog silhouette or turnlock closure",
        "photo 3: oversized round gold-tone medallion with tree logo and EST. 2005, never used by Coach",
        "photo 5, photo 6: fully lined with grey polyester fabric and multiple zip pockets, not unlined glove-tanned suede-back of vintage Coach classics",
        "photo 1-4: pebbled coated faux-appearing material with sheen and soft drape, not full-grain glove-tanned cowhide",
        "photo 1, photo 2, photo 5: bright gold-tone plated hardware including O-rings and oval zip pulls, not solid brass vintage Coach hardware",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible"
    ],
    "missing_information": [
        "photo 5-7: no clear view of any sewn-in maker label or care\/manufacturing tag",
        "photo 1-2: no bottom and corner detail sufficient for a full condition assessment",
        "seller-stated dimensions and material composition are not provided",
        "No creed patch visible in interior photos 5-6; no Coach identifiers to verify further",
        "Seller-stated dimensions and material content not provided"
    ],
    "authenticity_concerns": [
        "photo 4: oversized decorative emblem is a lookalike-brand cue, not a Coach identifier",
        "photos 1-7: no Coach creed, serial\/style number, wordmark, hangtag, or carriage emblem is visible",
        "photos 1-7: modern fabric lining, plated decorative hardware, and generic construction are inconsistent with the likely vintage Coach category",
        "photo 3: large front medallion reads EST. 2005 with tree motif and Greek-key border, inconsistent with Coach EST. 1941 and horse-and-carriage"
    ],
    "possible_model_reasoning": [
        "photo 1: silhouette is a soft modern satchel\/hobo with multiple compartments, not a close match to the listed classic Coach models",
        "photo 4: the \u201cEST. 2008\u201d decorative medallion suggests a modern non-Coach maker or private-label design; it does not establish Coach provenance",
        "photos 1-7: estimated era is modern based on plated decorative hardware, fabric lining, synthetic-looking construction, and contemporary compartment layout",
        "photos 1-7: condition appears approximately Very Good based on intact visible exterior and handles, though bottom, corners, odor, and hidden lining areas are incompletely assessed",
        "photos 1-7: likely resale value is that of a generic secondhand handbag rather than a vintage Coach bag",
        "No Coach model fits: silhouette, EST.2005 tree medallion, polyester lining and plated O-ring hardware are inconsistent with all vintage Coach catalog styles",
        "Condition: Excellent to Like New; exterior clean with no corner wear visible photo 4, interior clean photo 5-6, hardware bright"
    ],
    "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 1-4: bright rose-gold-toned plated hardware, circular decorative front medallion, rings, buckles, and zip pulls; no Coach engraving visible",
        "leather_description": "photos 1-4: smooth-to-finely pebbled taupe\/olive-gray leather-like material; genuine leather is not confirmable from photos",
        "lining_description": "photos 5-7: light mauve-gray fabric lining with several zippered compartments and slip-pocket sections",
        "strap_construction": "photos 1-2: two attached shoulder handles with decorative zigzag stitching, ring attachments, and adjustable-looking side hardware; no detachable Coach-style dogleash strap is visible",
        "stitching_description": "photos 1-2 and 5-7: generally even machine stitching; prominent decorative zigzag stitching appears on the handles"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.001,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.9,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a handbag with shoulder handles, structured side attachments, and a rear zip pocket"
                ],
                "negative_evidence": [
                    "photo 1: large decorative circular medallion uses a Greek-key border and floral emblem rather than a Coach wordmark or horse-and-carriage",
                    "photo 4: medallion visibly reads approximately \u201cEST. 2008,\u201d with no COACH branding",
                    "photos 5-7: fabric-lined interior and multiple zip compartments are inconsistent with classic unlined vintage Coach glove-tanned styles",
                    "photos 1-2: bright rose-gold-toned plated hardware and decorative medallion are unlike the restrained solid-brass hardware typical of vintage Coach",
                    "photos 1-2: wide handles have prominent decorative zigzag stitching and the overall construction resembles a modern generic or mall-brand satchel",
                    "photo 6: interior leather-like label area is blank; no Coach creed or readable brand identifier is visible"
                ],
                "missing_information": [
                    "photo 5-7: no clear view of any sewn-in maker label or care\/manufacturing tag",
                    "photo 1-2: no bottom and corner detail sufficient for a full condition assessment",
                    "seller-stated dimensions and material composition are not provided"
                ],
                "authenticity_concerns": [
                    "photo 4: oversized decorative emblem is a lookalike-brand cue, not a Coach identifier",
                    "photos 1-7: no Coach creed, serial\/style number, wordmark, hangtag, or carriage emblem is visible",
                    "photos 1-7: modern fabric lining, plated decorative hardware, and generic construction are inconsistent with the likely vintage Coach category"
                ],
                "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 1-4: bright rose-gold-toned plated hardware, circular decorative front medallion, rings, buckles, and zip pulls; no Coach engraving visible",
                    "leather_description": "photos 1-4: smooth-to-finely pebbled taupe\/olive-gray leather-like material; genuine leather is not confirmable from photos",
                    "lining_description": "photos 5-7: light mauve-gray fabric lining with several zippered compartments and slip-pocket sections",
                    "strap_construction": "photos 1-2: two attached shoulder handles with decorative zigzag stitching, ring attachments, and adjustable-looking side hardware; no detachable Coach-style dogleash strap is visible",
                    "stitching_description": "photos 1-2 and 5-7: generally even machine stitching; prominent decorative zigzag stitching appears on the handles"
                },
                "possible_model_reasoning": [
                    "photo 1: silhouette is a soft modern satchel\/hobo with multiple compartments, not a close match to the listed classic Coach models",
                    "photo 4: the \u201cEST. 2008\u201d decorative medallion suggests a modern non-Coach maker or private-label design; it does not establish Coach provenance",
                    "photos 1-7: estimated era is modern based on plated decorative hardware, fabric lining, synthetic-looking construction, and contemporary compartment layout",
                    "photos 1-7: condition appears approximately Very Good based on intact visible exterior and handles, though bottom, corners, odor, and hidden lining areas are incompletely assessed",
                    "photos 1-7: likely resale value is that of a generic secondhand handbag rather than a vintage Coach bag"
                ],
                "confidence": 0.91,
                "recommended_max_bid": 12,
                "estimated_resale_low": 15,
                "estimated_resale_high": 40
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 3: large front medallion reads EST. 2005 with tree motif and Greek-key border, inconsistent with Coach EST. 1941 and horse-and-carriage"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No creed patch visible in interior photos 5-6; no Coach identifiers to verify further",
                    "Seller-stated dimensions and material content not provided"
                ],
                "negative_evidence": [
                    "photo 1, photo 2: slouchy zip-top hobo with large O-ring shoulder attachments and side cinch straps, no vintage Coach catalog silhouette or turnlock closure",
                    "photo 3: oversized round gold-tone medallion with tree logo and EST. 2005, never used by Coach",
                    "photo 5, photo 6: fully lined with grey polyester fabric and multiple zip pockets, not unlined glove-tanned suede-back of vintage Coach classics",
                    "photo 1-4: pebbled coated faux-appearing material with sheen and soft drape, not full-grain glove-tanned cowhide",
                    "photo 1, photo 2, photo 5: bright gold-tone plated hardware including O-rings and oval zip pulls, not solid brass vintage Coach 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 O-rings, rivets, rectangular sliders and oval zip pulls; large round front medallion with tree and EST.2005",
                    "leather_description": "olive-grey pebbled material with synthetic sheen and soft slouch, consistent with faux \/ PU leather, not glove-tanned cowhide",
                    "lining_description": "light grey polyester fabric lining with zip and slip pockets, visible in photo 5 and photo 6",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "contrast topstitching on straps and tabs, zig-zag decorative stitch on detachable shoulder strap visible photo 1",
                    "strap_construction": "double fixed shoulder handles on O-rings plus detachable crossbody strap with clips",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: silhouette, EST.2005 tree medallion, polyester lining and plated O-ring hardware are inconsistent with all vintage Coach catalog styles",
                    "Condition: Excellent to Like New; exterior clean with no corner wear visible photo 4, interior clean photo 5-6, hardware bright"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28057,
            "output_tokens": 906,
            "total_tokens": 28963,
            "estimated_cost_usd": 0.013397
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 29291,
            "output_tokens": 1443,
            "total_tokens": 30734,
            "estimated_cost_usd": 0.007013
        }
    ]
}