Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.03,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.79,
    "seller_misidentification_probability": 0.055,
    "confidence": 0.83,
    "recommended_max_bid": 11,
    "estimated_resale_low": 15,
    "estimated_resale_high": 42.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a structured tote handbag with two long handles and a zippered top.",
        "photo 1: A central gold-tone turning clasp is visible.",
        "photo 4: The bag has a consistent crocodile-embossed exterior and a modern tote silhouette.",
        "photo 1,3,4: leather-appearing medium tote handbag with turn-type lock - general population where Coach could hide, but no specific Coach cue"
    ],
    "negative_evidence": [
        "photo 1: No COACH wordmark, horse-and-carriage, creed patch, or recognizable Coach branding is visible.",
        "photo 1: The oversized crocodile embossing and decorative central clasp are not characteristic identifiers of vintage Coach.",
        "photo 4: The construction appears to be a modern fashion tote rather than a vintage glove-tanned Coach classic.",
        "photo 1,4,5: no creed patch, COACH wordmark, or hangtag visible",
        "photo 1,4: dark brown suede with croc embossing and smooth leather belt trim - not classic glove-tanned cowhide with suede-back unlined interior",
        "photo 1,4,5,6: bright gold-tone plated twist-lock and zipper pulls - not vintage solid brass Coach turnlock geometry",
        "photo 1-6: zip-top tote with decorative belt twist-lock silhouette does not match any vintage Coach catalog style",
        "photo 2: offered in burgundy and brown in staged lifestyle photos - indicates modern new production generic bag"
    ],
    "missing_information": [
        "Interior view, including any creed patch, brand label, or fabric tag.",
        "Close-up of the clasp, zipper pull, and all hardware for maker markings.",
        "Bottom, corners, handle attachments, and stitching close-ups.",
        "Seller-stated material composition and dimensions.",
        "interior views including back wall \/ slip pocket where creed would sit - not shown in any photo",
        "creed close-up in raking light - not shown",
        "hardware stamps on lock, zipper pull, and Made-in line - not shown",
        "bottom \/ corners \/ lining detail - not shown",
        "seller-stated dimensions and materials"
    ],
    "authenticity_concerns": [
        "photo 1: The bag has generic brand-evoking luxury styling but no visible Coach identifiers; it is more consistent with an unbranded or lookalike bag.",
        "photos 1-7: The professionally staged\/catalog-like presentation does not establish provenance or authenticity.",
        "photo 1-6: no creed patch, COACH wordmark, horse-and-carriage, or Coach-stamped hardware visible to support Coach manufacture",
        "photo 2: same style shown in two colors in catalog-like staging suggests new mass-produced generic bag, not vintage Coach"
    ],
    "possible_model_reasoning": [
        "The structured crocodile-embossed tote with decorative clasp does not closely match the listed vintage Coach classic silhouettes, which generally use smooth or period-appropriate pebbled leather, identifiable creeds, and simpler era-consistent hardware.",
        "No visible identifier supports a Coach model assignment or vintage dating.",
        "Condition appears Like New or Excellent from the staged photos, with no obvious wear visible; interior, odor, and detailed corner condition remain unverified.",
        "No Coach model match: silhouette is modern zip-top croc-embossed suede tote with belt twist-lock, not City Bag, Willis, Court, Station, Duffle or other catalog style",
        "No serial decode possible - no number visible",
        "Era reasoning: materials, bright plated hardware, multi-color new-staged presentation point to modern non-Coach",
        "Condition: appears Like New \/ new production in photos 1-6 with no visible wear, but interior, bottom and corners not shown so grade capped"
    ],
    "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: Gold-tone central turning clasp and gold-tone zipper pull are visible; no maker engraving is legible.",
        "leather_description": "photos 1 and 4: Dark brown material with pronounced crocodile embossing; genuine leather versus synthetic material cannot be determined from the photos.",
        "lining_description": "not_visible",
        "strap_construction": "photos 1, 4, 5 and 6: Two long rolled shoulder handles attached to the upper front with decorative tabs; no adjustable or detachable strap is visible.",
        "stitching_description": "photos 1 and 4: Visible perimeter and attachment stitching appears generally even, but fine construction details are not sufficiently close for brand attribution."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0013,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a structured tote handbag with two long handles and a zippered top.",
                    "photo 1: A central gold-tone turning clasp is visible.",
                    "photo 4: The bag has a consistent crocodile-embossed exterior and a modern tote silhouette."
                ],
                "negative_evidence": [
                    "photo 1: No COACH wordmark, horse-and-carriage, creed patch, or recognizable Coach branding is visible.",
                    "photo 1: The oversized crocodile embossing and decorative central clasp are not characteristic identifiers of vintage Coach.",
                    "photo 4: The construction appears to be a modern fashion tote rather than a vintage glove-tanned Coach classic."
                ],
                "missing_information": [
                    "Interior view, including any creed patch, brand label, or fabric tag.",
                    "Close-up of the clasp, zipper pull, and all hardware for maker markings.",
                    "Bottom, corners, handle attachments, and stitching close-ups.",
                    "Seller-stated material composition and dimensions."
                ],
                "authenticity_concerns": [
                    "photo 1: The bag has generic brand-evoking luxury styling but no visible Coach identifiers; it is more consistent with an unbranded or lookalike bag.",
                    "photos 1-7: The professionally staged\/catalog-like presentation does not establish provenance or authenticity."
                ],
                "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: Gold-tone central turning clasp and gold-tone zipper pull are visible; no maker engraving is legible.",
                    "leather_description": "photos 1 and 4: Dark brown material with pronounced crocodile embossing; genuine leather versus synthetic material cannot be determined from the photos.",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 1, 4, 5 and 6: Two long rolled shoulder handles attached to the upper front with decorative tabs; no adjustable or detachable strap is visible.",
                    "stitching_description": "photos 1 and 4: Visible perimeter and attachment stitching appears generally even, but fine construction details are not sufficiently close for brand attribution."
                },
                "possible_model_reasoning": [
                    "The structured crocodile-embossed tote with decorative clasp does not closely match the listed vintage Coach classic silhouettes, which generally use smooth or period-appropriate pebbled leather, identifiable creeds, and simpler era-consistent hardware.",
                    "No visible identifier supports a Coach model assignment or vintage dating.",
                    "Condition appears Like New or Excellent from the staged photos, with no obvious wear visible; interior, odor, and detailed corner condition remain unverified."
                ],
                "confidence": 0.84,
                "recommended_max_bid": 10,
                "estimated_resale_low": 15,
                "estimated_resale_high": 50
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-6: no creed patch, COACH wordmark, horse-and-carriage, or Coach-stamped hardware visible to support Coach manufacture",
                    "photo 2: same style shown in two colors in catalog-like staging suggests new mass-produced generic bag, not vintage Coach"
                ],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.03,
                "confidence": 0.82,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "interior views including back wall \/ slip pocket where creed would sit - not shown in any photo",
                    "creed close-up in raking light - not shown",
                    "hardware stamps on lock, zipper pull, and Made-in line - not shown",
                    "bottom \/ corners \/ lining detail - not shown",
                    "seller-stated dimensions and materials"
                ],
                "negative_evidence": [
                    "photo 1,4,5: no creed patch, COACH wordmark, or hangtag visible",
                    "photo 1,4: dark brown suede with croc embossing and smooth leather belt trim - not classic glove-tanned cowhide with suede-back unlined interior",
                    "photo 1,4,5,6: bright gold-tone plated twist-lock and zipper pulls - not vintage solid brass Coach turnlock geometry",
                    "photo 1-6: zip-top tote with decorative belt twist-lock silhouette does not match any vintage Coach catalog style",
                    "photo 2: offered in burgundy and brown in staged lifestyle photos - indicates modern new production generic bag"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone twist-lock on front belt strap and gold-tone zipper pulls with square tips; modern plated appearance, not vintage solid brass turnlock",
                    "leather_description": "dark chocolate brown suede with large croc embossing on body; smooth pebbled leather belt strap and rolled handles in contrasting finish",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "dark straight topstitching visible along top edge and belt in photos 4-5; close detail not_visible",
                    "strap_construction": "dual rolled top shoulder handles, fixed, no buckle adjustment or dogleash clips visible",
                    "turnlock_present": true
                },
                "positive_evidence": [
                    "photo 1,3,4: leather-appearing medium tote handbag with turn-type lock - general population where Coach could hide, but no specific Coach cue"
                ],
                "possible_model_reasoning": [
                    "No Coach model match: silhouette is modern zip-top croc-embossed suede tote with belt twist-lock, not City Bag, Willis, Court, Station, Duffle or other catalog style",
                    "No serial decode possible - no number visible",
                    "Era reasoning: materials, bright plated hardware, multi-color new-staged presentation point to modern non-Coach",
                    "Condition: appears Like New \/ new production in photos 1-6 with no visible wear, but interior, bottom and corners not shown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 26357,
            "output_tokens": 790,
            "total_tokens": 27147,
            "estimated_cost_usd": 0.012439
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 27557,
            "output_tokens": 1437,
            "total_tokens": 28994,
            "estimated_cost_usd": 0.006661
        }
    ]
}