Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.265,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.735,
    "seller_misidentification_probability": 0.055,
    "confidence": 0.855,
    "recommended_max_bid": 10,
    "estimated_resale_low": 8,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: leather-like small crossbody handbag with multiple zip compartments is clearly shown.",
        "photo 3: some exterior panels appear to be genuine or textured leather, although material cannot be confirmed from photos.",
        "photo 1-2: small leather crossbody handbag form",
        "photo 3: appears to be genuine leather\/suede panels"
    ],
    "negative_evidence": [
        "photo 1: front uses decorative patchwork with prominent zigzag stitching and a small horizontal metal accent, not a recognizable Coach classic silhouette or turnlock.",
        "photo 3: rear patchwork construction and decorative stitching look generic and unlike documented vintage Coach construction.",
        "photo 4: interior appears to use dark synthetic fabric lining; no Coach creed patch or wordmark is visible.",
        "photo 1: long narrow strap and multi-zip crossbody layout do not show recognizable Coach identifiers.",
        "listing text: seller describes the item only as a vintage leather-style patchwork purse and does not provide Coach-specific information.",
        "photo 1-2: zip-top patchwork crossbody silhouette with front zip pocket matches no Coach catalog style",
        "photo 1-3: multicolor black\/brown patchwork leather\/suede panels with zigzag stitching never used on vintage Coach classics",
        "photo 4: black fabric lining, not unlined suede-back glove-tanned leather",
        "photo 1-5: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 1: small blank gold-tone oval plate on front pocket, not Coach turnlock or brass hardware"
    ],
    "missing_information": [
        "photo 4: the interior is partially shown but no clear straight-on view of every interior wall, pocket seam, or fabric label is provided.",
        "photo 1: the small metal accent should be photographed close-up to determine whether it bears a wordmark.",
        "photo 3: zipper pulls and hardware should be shown close-up for any maker markings.",
        "photo 2: no full bottom, corner, strap-attachment, or strap-condition close-ups are provided.",
        "seller-stated dimensions and material composition are not provided.",
        "creed patch close-up not shown - none visible in interior photo 4",
        "hardware brand stamps \/ zipper pull marks not shown",
        "bottom corners and full strap detail not shown"
    ],
    "authenticity_concerns": [
        "photo 1: generic patchwork design and decorative zigzag stitching provide no Coach-specific evidence.",
        "photo 4: apparent synthetic lining is inconsistent with many classic unlined vintage Coach leather styles.",
        "No visible creed, serial\/style number, Coach wordmark, horse-and-carriage mark, or Coach hangtag was found in the provided photos.",
        "photo 1-3: patchwork suede\/leather panel construction with zigzag overlock stitching inconsistent with vintage Coach glove-tanned classics",
        "photo 4: black synthetic fabric lining inconsistent with unlined vintage Coach classics"
    ],
    "possible_model_reasoning": [
        "photo 1: the compact multi-compartment crossbody silhouette does not closely match the listed classic Coach models, and no style number is visible to support a model match.",
        "photo 4: the fabric-like lining and zip-compartment construction suggest a later generic fashion crossbody rather than a vintage unlined glove-tanned Coach classic.",
        "photo 1 and photo 3: condition appears approximately Very Good, with visible creasing and wear but no obvious major tears; interior and odor cannot be fully assessed.",
        "No Coach model fits: patchwork construction, fabric lining, zip-top organizer silhouette and blank oval plate are inconsistent with City Bag, Willis, Court, Station, Dinky and all other classic glove-tanned styles",
        "No creed, serial, wordmark or Coach hardware to decode for era",
        "Condition: Good; side trim scuffing visible in photo 5, otherwise intact but no interior bottom or strap fold detail shown so 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: small horizontal oval\/rectangular metal accent on the front and small round snap-like hardware are visible; no Coach engraving is legible. photo 3: zipper hardware is visible but its maker is not legible.",
        "leather_description": "photo 1 and photo 3: black and brown patchwork panels with smooth, pebbled, and suede-like appearances; material cannot be confirmed as leather from photos alone.",
        "lining_description": "photo 4: dark fabric-like lining with multiple zip compartments is visible; exact fiber and condition are unknown.",
        "strap_construction": "photo 1 and photo 2: narrow, long adjustable-looking shoulder\/crossbody strap attached at the upper sides; buckle and attachment details are not clearly visible.",
        "stitching_description": "photo 1 and photo 3: visible zigzag decorative stitching around the patchwork pieces and regular perimeter stitching; construction appears generic rather than identifiable as Coach."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0022,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.18,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: leather-like small crossbody handbag with multiple zip compartments is clearly shown.",
                    "photo 3: some exterior panels appear to be genuine or textured leather, although material cannot be confirmed from photos."
                ],
                "negative_evidence": [
                    "photo 1: front uses decorative patchwork with prominent zigzag stitching and a small horizontal metal accent, not a recognizable Coach classic silhouette or turnlock.",
                    "photo 3: rear patchwork construction and decorative stitching look generic and unlike documented vintage Coach construction.",
                    "photo 4: interior appears to use dark synthetic fabric lining; no Coach creed patch or wordmark is visible.",
                    "photo 1: long narrow strap and multi-zip crossbody layout do not show recognizable Coach identifiers.",
                    "listing text: seller describes the item only as a vintage leather-style patchwork purse and does not provide Coach-specific information."
                ],
                "missing_information": [
                    "photo 4: the interior is partially shown but no clear straight-on view of every interior wall, pocket seam, or fabric label is provided.",
                    "photo 1: the small metal accent should be photographed close-up to determine whether it bears a wordmark.",
                    "photo 3: zipper pulls and hardware should be shown close-up for any maker markings.",
                    "photo 2: no full bottom, corner, strap-attachment, or strap-condition close-ups are provided.",
                    "seller-stated dimensions and material composition are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1: generic patchwork design and decorative zigzag stitching provide no Coach-specific evidence.",
                    "photo 4: apparent synthetic lining is inconsistent with many classic unlined vintage Coach leather styles.",
                    "No visible creed, serial\/style number, Coach wordmark, horse-and-carriage mark, or Coach hangtag was found in the provided 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": "photo 1: small horizontal oval\/rectangular metal accent on the front and small round snap-like hardware are visible; no Coach engraving is legible. photo 3: zipper hardware is visible but its maker is not legible.",
                    "leather_description": "photo 1 and photo 3: black and brown patchwork panels with smooth, pebbled, and suede-like appearances; material cannot be confirmed as leather from photos alone.",
                    "lining_description": "photo 4: dark fabric-like lining with multiple zip compartments is visible; exact fiber and condition are unknown.",
                    "strap_construction": "photo 1 and photo 2: narrow, long adjustable-looking shoulder\/crossbody strap attached at the upper sides; buckle and attachment details are not clearly visible.",
                    "stitching_description": "photo 1 and photo 3: visible zigzag decorative stitching around the patchwork pieces and regular perimeter stitching; construction appears generic rather than identifiable as Coach."
                },
                "possible_model_reasoning": [
                    "photo 1: the compact multi-compartment crossbody silhouette does not closely match the listed classic Coach models, and no style number is visible to support a model match.",
                    "photo 4: the fabric-like lining and zip-compartment construction suggest a later generic fashion crossbody rather than a vintage unlined glove-tanned Coach classic.",
                    "photo 1 and photo 3: condition appears approximately Very Good, with visible creasing and wear but no obvious major tears; interior and odor cannot be fully assessed."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 12,
                "estimated_resale_low": 8,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-3: patchwork suede\/leather panel construction with zigzag overlock stitching inconsistent with vintage Coach glove-tanned classics",
                    "photo 4: black synthetic fabric lining inconsistent with unlined vintage Coach classics"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "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": [
                    "creed patch close-up not shown - none visible in interior photo 4",
                    "hardware brand stamps \/ zipper pull marks not shown",
                    "bottom corners and full strap detail not shown"
                ],
                "negative_evidence": [
                    "photo 1-2: zip-top patchwork crossbody silhouette with front zip pocket matches no Coach catalog style",
                    "photo 1-3: multicolor black\/brown patchwork leather\/suede panels with zigzag stitching never used on vintage Coach classics",
                    "photo 4: black fabric lining, not unlined suede-back glove-tanned leather",
                    "photo 1-5: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 1: small blank gold-tone oval plate on front pocket, not Coach turnlock or brass hardware"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "small blank gold-tone oval plate on front pocket; dark coil zippers with plain pulls; thin strap attachments; no solid brass turnlock, buckle or dogleash clips visible",
                    "leather_description": "black and brown patchwork panels mixing smooth leather and suede\/nubuck textures with visible zigzag overlock seams",
                    "lining_description": "black fabric lining in main compartment visible in photo 4",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "contrasting zigzag\/overlock stitching along patchwork seams; straight stitching on trim",
                    "strap_construction": "thin fixed-length black crossbody strap, no buckle adjustment or brass clips visible",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1-2: small leather crossbody handbag form",
                    "photo 3: appears to be genuine leather\/suede panels"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: patchwork construction, fabric lining, zip-top organizer silhouette and blank oval plate are inconsistent with City Bag, Willis, Court, Station, Dinky and all other classic glove-tanned styles",
                    "No creed, serial, wordmark or Coach hardware to decode for era",
                    "Condition: Good; side trim scuffing visible in photo 5, otherwise intact but no interior bottom or strap fold detail shown so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.35
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17588,
            "output_tokens": 848,
            "total_tokens": 18436,
            "estimated_cost_usd": 0.00907
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18093,
            "output_tokens": 1270,
            "total_tokens": 19363,
            "estimated_cost_usd": 0.004635
        }
    ]
}