Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.02,
    "vintage_probability": 0.035,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.785,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.9,
    "recommended_max_bid": 10,
    "estimated_resale_low": 5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: The item is a beaded evening clutch with a chain strap, not a typical vintage Coach leather handbag.",
        "photo 4: Exterior is covered in dense black beads or sequins rather than glove-tanned leather or Coach signature canvas.",
        "photo 5: Interior appears to have a black synthetic satin-like lining and generic sewn-in labels; no legible Coach creed is visible.",
        "photo 1: No Coach wordmark, carriage emblem, leather hangtag, or recognizable Coach hardware is visible.",
        "photo 6: The long narrow metal closure and silver-tone chain are inconsistent with the solid-brass hardware typical of many vintage Coach classics.",
        "photo 1, photo 3: rigid beaded box-clutch body with all-over black crystals\/beads, not glove-tanned leather",
        "photo 5: black satin-like synthetic lining with fabric care tags, not unlined suede",
        "photo 1, photo 2, photo 4: thin dark-tone chain strap with lobster clips, not brass dogleash or leather strap",
        "photo 5: rectangular snap\/clasp closure, no Coach turnlock geometry",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible"
    ],
    "missing_information": [
        "photo 5: The interior labels are too small to read; request straight-on close-ups of all labels and any country-of-origin text.",
        "Request close-ups of the clasp, zipper or closure hardware, and chain attachments.",
        "Request an empty interior photo to check for additional branding or tags.",
        "Seller-stated construction materials and approximate production date are not provided.",
        "No Coach-specific views missing; for purchase decision request close-up of bead loss and clasp function"
    ],
    "authenticity_concerns": [
        "No Coach-specific identifier is visible in the supplied photos.",
        "The beaded construction, synthetic-looking lining, and evening-clutch design provide no meaningful evidence of Coach manufacture."
    ],
    "possible_model_reasoning": [
        "The rectangular beaded silhouette and chain strap fit a generic cocktail or evening clutch, not a catalogued vintage Coach leather model.",
        "Condition: Good; seller reports light edge wear and slight bead wear, with some wear visible around the beaded edges in photo 4. Interior appears intact in photo 5, but odor and hidden damage are unknown.",
        "Not a Coach silhouette or construction: beaded evening box clutch vs Coach glove-tanned classics; no catalog match",
        "Era by construction is modern non-Coach evening bag",
        "Condition: Very Good; seller notes light edge\/bead wear, photos show intact beading with slight wear"
    ],
    "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: Black rectangular top closure with a silver-tone chain strap; photo 4: silver-tone lobster-style chain attachment hardware; no Coach engraving visible.",
        "leather_description": "photo 1: Exterior appears fully covered in black beads or sequins; leather is not visible.",
        "lining_description": "photo 5: Black satin-like synthetic lining is visible; no legible Coach branding is visible.",
        "strap_construction": "photos 1-3: Thin silver-tone metal chain strap attached at both upper sides with small clasps.",
        "stitching_description": "photo 4: Edge construction is obscured by beadwork; stitching is not clearly assessable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0012,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.04,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.87,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: The item is a beaded evening clutch with a chain strap, not a typical vintage Coach leather handbag.",
                    "photo 4: Exterior is covered in dense black beads or sequins rather than glove-tanned leather or Coach signature canvas.",
                    "photo 5: Interior appears to have a black synthetic satin-like lining and generic sewn-in labels; no legible Coach creed is visible.",
                    "photo 1: No Coach wordmark, carriage emblem, leather hangtag, or recognizable Coach hardware is visible.",
                    "photo 6: The long narrow metal closure and silver-tone chain are inconsistent with the solid-brass hardware typical of many vintage Coach classics."
                ],
                "missing_information": [
                    "photo 5: The interior labels are too small to read; request straight-on close-ups of all labels and any country-of-origin text.",
                    "Request close-ups of the clasp, zipper or closure hardware, and chain attachments.",
                    "Request an empty interior photo to check for additional branding or tags.",
                    "Seller-stated construction materials and approximate production date are not provided."
                ],
                "authenticity_concerns": [
                    "No Coach-specific identifier is visible in the supplied photos.",
                    "The beaded construction, synthetic-looking lining, and evening-clutch design provide no meaningful evidence of Coach manufacture."
                ],
                "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: Black rectangular top closure with a silver-tone chain strap; photo 4: silver-tone lobster-style chain attachment hardware; no Coach engraving visible.",
                    "leather_description": "photo 1: Exterior appears fully covered in black beads or sequins; leather is not visible.",
                    "lining_description": "photo 5: Black satin-like synthetic lining is visible; no legible Coach branding is visible.",
                    "strap_construction": "photos 1-3: Thin silver-tone metal chain strap attached at both upper sides with small clasps.",
                    "stitching_description": "photo 4: Edge construction is obscured by beadwork; stitching is not clearly assessable."
                },
                "possible_model_reasoning": [
                    "The rectangular beaded silhouette and chain strap fit a generic cocktail or evening clutch, not a catalogued vintage Coach leather model.",
                    "Condition: Good; seller reports light edge wear and slight bead wear, with some wear visible around the beaded edges in photo 4. Interior appears intact in photo 5, but odor and hidden damage are unknown."
                ],
                "confidence": 0.9,
                "recommended_max_bid": 10,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 5,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "No Coach-specific views missing; for purchase decision request close-up of bead loss and clasp function"
                ],
                "negative_evidence": [
                    "photo 1, photo 3: rigid beaded box-clutch body with all-over black crystals\/beads, not glove-tanned leather",
                    "photo 5: black satin-like synthetic lining with fabric care tags, not unlined suede",
                    "photo 1, photo 2, photo 4: thin dark-tone chain strap with lobster clips, not brass dogleash or leather strap",
                    "photo 5: rectangular snap\/clasp closure, no Coach turnlock geometry",
                    "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": "dark gunmetal-tone chain strap with lobster-claw clips and rectangular box-clasp; not solid brass vintage hardware",
                    "leather_description": "not leather - rigid exterior fully encrusted with black beads\/crystals",
                    "lining_description": "photo 5: black satin-like synthetic lining",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "thin detachable metal chain shoulder strap with lobster clips",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Not a Coach silhouette or construction: beaded evening box clutch vs Coach glove-tanned classics; no catalog match",
                    "Era by construction is modern non-Coach evening bag",
                    "Condition: Very Good; seller notes light edge\/bead wear, photos show intact beading with slight wear"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
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            "estimated_cost_usd": 0.008922
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        {
            "model_name": "meta:muse-spark-1.3-contributor",
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}