Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.035,
    "vintage_probability": 0.215,
    "authenticity_confidence": 0.04,
    "image_quality_score": 0.715,
    "seller_misidentification_probability": 0.045,
    "confidence": 0.77,
    "recommended_max_bid": 9,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a shoulder\/crossbody handbag with a long adjustable-looking strap",
        "photo 2: body appears leather-like and has reasonably even perimeter stitching",
        "photo 1: leather-like black shoulder crossbody handbag, the population where misidentified Coach could hide",
        "photo 2: smooth black leather appearance with even stitching"
    ],
    "negative_evidence": [
        "photo 1: no Coach wordmark, horse-and-carriage, hangtag, or recognizable vintage Coach turnlock is visible",
        "photo 2: front has decorative pleating and a glossy, thin-looking finish unlike classic glove-tanned Coach leather",
        "photo 5: interior appears to have a dark synthetic\/textile lining and a zipper pocket, with no visible creed patch or Coach label",
        "photos 1-5: hardware and closure details are largely absent or not identifiable, and the silhouette does not closely match a listed classic Coach model",
        "photo 1-4: no turnlock, no brass turnlock geometry, no dogleash clips, no hangtag visible",
        "photo 5: black woven synthetic fabric lining, not unlined suede-back glove-tanned leather expected for vintage Coach classics",
        "photo 5: hinged frame top with small gold-tone hinge ends, not a Coach turnlock flap or zip-top silhouette",
        "photos 1-5: no COACH wordmark, no horse-and-carriage, no creed patch visible",
        "photo 2-3: pleated front clutch-style crossbody with thin piping, no catalog Coach match"
    ],
    "missing_information": [
        "photo 5: clearer, well-lit interior-wall and pocket photos to confirm whether any brand label or creed patch is present",
        "close-up photos of the strap attachments, zipper pull, closure, and any hardware stamps",
        "bottom, side, and corner close-ups",
        "seller-stated dimensions and material composition",
        "photo of interior back wall \/ slip pocket for creed patch straight-on in raking light",
        "photo 5 interior is blurry and overexposed - need clear interior, pockets and any labels\/tags",
        "close-up of top closure \/ frame hinge mechanism and hardware tone",
        "strap attachments, ends and adjustment hardware",
        "bottom, corners and side views for condition and construction"
    ],
    "authenticity_concerns": [
        "photo 5: no Coach identifier is visible despite the interior being opened",
        "photos 1-5: construction and apparent lining are more consistent with a generic modern leather-look bag than a vintage Coach classic"
    ],
    "possible_model_reasoning": [
        "No Coach model is proposed because no Coach identifier or distinctive Coach construction is visible.",
        "photo 5: the dark textile-lined interior and decorative pleated silhouette do not strongly fit the unlined glove-tanned classic Coach styles.",
        "Condition: Good to Very Good based on visible creasing and surface wear on the front; bottom, strap stress points, odor, and any hidden damage are not adequately shown.",
        "No Coach model fits: hinged-frame pleated crossbody with fabric lining and no turnlock does not match City Bag, Willis, Court, Station, Dinky or other classics",
        "No creed, serial, wordmark, hangtag or solid-brass hardware to decode era or origin",
        "Condition: appears Good to Very Good for a generic bag - exterior intact with creasing\/soft wrinkles (photo 2), corners not shown, interior not clearly shown so lining condition unknown, odor\/mold unknown"
    ],
    "estimated_era": "unknown",
    "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": "only small gold-tone frame hinge ends visible at top sides in photo 5; no turnlock, buckle, D-rings or zipper pull visible; hardware tone and branding not_visible",
        "leather_description": "photo 2: dark black, smooth-to-glossy leather-like material with prominent gathered\/pleated front sections; exact material cannot be confirmed",
        "lining_description": "photo 5: dark textile or synthetic-looking lining is visible, with an interior zip pocket; no brand label is readable",
        "strap_construction": "photo 1: long, narrow, apparently single shoulder\/crossbody strap attached at the upper sides; attachment hardware is not clearly visible",
        "stitching_description": "photos 1-3: machine stitching appears generally even along the top and perimeter, though close-up stress-point inspection is unavailable"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0032,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.04,
                "vintage_probability": 0.08,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a shoulder\/crossbody handbag with a long adjustable-looking strap",
                    "photo 2: body appears leather-like and has reasonably even perimeter stitching"
                ],
                "negative_evidence": [
                    "photo 1: no Coach wordmark, horse-and-carriage, hangtag, or recognizable vintage Coach turnlock is visible",
                    "photo 2: front has decorative pleating and a glossy, thin-looking finish unlike classic glove-tanned Coach leather",
                    "photo 5: interior appears to have a dark synthetic\/textile lining and a zipper pocket, with no visible creed patch or Coach label",
                    "photos 1-5: hardware and closure details are largely absent or not identifiable, and the silhouette does not closely match a listed classic Coach model"
                ],
                "missing_information": [
                    "photo 5: clearer, well-lit interior-wall and pocket photos to confirm whether any brand label or creed patch is present",
                    "close-up photos of the strap attachments, zipper pull, closure, and any hardware stamps",
                    "bottom, side, and corner close-ups",
                    "seller-stated dimensions and material composition"
                ],
                "authenticity_concerns": [
                    "photo 5: no Coach identifier is visible despite the interior being opened",
                    "photos 1-5: construction and apparent lining are more consistent with a generic modern leather-look bag than a vintage Coach classic"
                ],
                "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": "not_visible",
                    "leather_description": "photo 2: dark black, smooth-to-glossy leather-like material with prominent gathered\/pleated front sections; exact material cannot be confirmed",
                    "lining_description": "photo 5: dark textile or synthetic-looking lining is visible, with an interior zip pocket; no brand label is readable",
                    "strap_construction": "photo 1: long, narrow, apparently single shoulder\/crossbody strap attached at the upper sides; attachment hardware is not clearly visible",
                    "stitching_description": "photos 1-3: machine stitching appears generally even along the top and perimeter, though close-up stress-point inspection is unavailable"
                },
                "possible_model_reasoning": [
                    "No Coach model is proposed because no Coach identifier or distinctive Coach construction is visible.",
                    "photo 5: the dark textile-lined interior and decorative pleated silhouette do not strongly fit the unlined glove-tanned classic Coach styles.",
                    "Condition: Good to Very Good based on visible creasing and surface wear on the front; bottom, strap stress points, odor, and any hidden damage are not adequately shown."
                ],
                "confidence": 0.76,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.05,
                "coach_probability": 0.03,
                "confidence": 0.78,
                "estimated_era": "unknown",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "photo of interior back wall \/ slip pocket for creed patch straight-on in raking light",
                    "photo 5 interior is blurry and overexposed - need clear interior, pockets and any labels\/tags",
                    "close-up of top closure \/ frame hinge mechanism and hardware tone",
                    "strap attachments, ends and adjustment hardware",
                    "bottom, corners and side views for condition and construction"
                ],
                "negative_evidence": [
                    "photo 1-4: no turnlock, no brass turnlock geometry, no dogleash clips, no hangtag visible",
                    "photo 5: black woven synthetic fabric lining, not unlined suede-back glove-tanned leather expected for vintage Coach classics",
                    "photo 5: hinged frame top with small gold-tone hinge ends, not a Coach turnlock flap or zip-top silhouette",
                    "photos 1-5: no COACH wordmark, no horse-and-carriage, no creed patch visible",
                    "photo 2-3: pleated front clutch-style crossbody with thin piping, no catalog Coach match"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "only small gold-tone frame hinge ends visible at top sides in photo 5; no turnlock, buckle, D-rings or zipper pull visible; hardware tone and branding not_visible",
                    "leather_description": "black smooth leather or leather-like material with soft sheen and front pleats\/gathers in photos 1-2; grain not clearly glove-tanned",
                    "lining_description": "photo 5: black woven synthetic fabric lining, blurry but clearly fabric, not unlined suede",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 2: even dark straight stitching along top band; otherwise not clearly visible",
                    "strap_construction": "photo 1: very long thin non-adjustable-appearing shoulder\/crossbody strap, attachment detail not_visible",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1: leather-like black shoulder crossbody handbag, the population where misidentified Coach could hide",
                    "photo 2: smooth black leather appearance with even stitching"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: hinged-frame pleated crossbody with fabric lining and no turnlock does not match City Bag, Willis, Court, Station, Dinky or other classics",
                    "No creed, serial, wordmark, hangtag or solid-brass hardware to decode era or origin",
                    "Condition: appears Good to Very Good for a generic bag - exterior intact with creasing\/soft wrinkles (photo 2), corners not shown, interior not clearly shown so lining condition unknown, odor\/mold unknown"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.05,
                "vintage_probability": 0.35
            }
        }
    ],
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        {
            "model_name": "meta:muse-spark-1.3-contributor",
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}