Vintage Coach Hunter

{
    "is_handbag_probability": 0.97,
    "coach_probability": 0.02,
    "vintage_probability": 0.5,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.73,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.88,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 2: sewn fabric label clearly reads \u201cHAND MADE IN HONG KONG,\u201d not a Coach creed or Coach label",
        "photo 1: the item is a small framed evening-style handbag with satin fabric and a metal kiss-lock closure, unlike the leather construction typical of the vintage Coach population",
        "photo 3: exterior is decorated with flowers, faux pearls, and textured fabric; no Coach wordmark, carriage, or recognizable Coach construction is visible",
        "photo 1: chain strap and frame hardware do not show any legible Coach marking",
        "photo 3: exterior is cream beaded \/ shell-flower beading on mesh, not glove-tanned leather",
        "photo 1: shiny cream satin lining, not unlined suede",
        "photo 2: interior fabric tag reads HAND MADE IN HONG KONG, not Coach creed patch",
        "photo 1, photo 3: gilt metal kiss-frame with bow clasp and thin gold-tone chain strap, no Coach turnlock geometry, no solid brass hardware",
        "photo 1-3: evening minaudiere \/ kisslock clutch silhouette with no Coach catalog match"
    ],
    "missing_information": [
        "photo 1: exterior front and back views are not both shown in full",
        "photo 1: no clear view of the frame clasp markings, if any",
        "photo 2: the seller mentions another mark inside or outside, but its location and text are not shown clearly",
        "photo 2: condition of the full interior, bottom, corners, and chain attachments is not documented",
        "No Coach creed, wordmark, or hangtag visible - no further Coach-specific photos warranted for this construction type"
    ],
    "authenticity_concerns": [
        "photo 2: the visible Hong Kong textile label is inconsistent with a vintage Coach leather handbag and strongly supports a non-Coach origin",
        "photo 1: satin\/fabric body, decorative appliqu\u00e9, faux pearls, and kiss-lock frame are characteristic of a vintage evening bag rather than a Coach model",
        "photo 1-3: materials and construction (beaded shell exterior, satin lining, gilt frame, chain strap) inconsistent with any Coach era"
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match: the framed, embellished evening-bag silhouette and Hong Kong label do not correspond to the listed vintage Coach leather models.",
        "The seller's stated approximately 6-by-6-inch size is consistent with a small evening handbag, but dimensions are seller-provided and not independently measured.",
        "Condition appears Good to Fair because photo 1 shows interior staining and photo 2 shows fraying\/open lining near the frame; full exterior and bottom condition are not shown.",
        "No Coach identifiers visible in any photo; beaded evening-bag construction, satin lining, Hong Kong tag and frame hardware exclude Coach classic and modern lines",
        "Condition: Good to Very Good for vintage evening bag; lining shows yellowing \/ stains (photo 1), otherwise beading intact (photo 3)"
    ],
    "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: gold-tone rectangular metal frame with a central kiss-lock clasp; photo 3: gold-tone chain strap and frame trim; no Coach engraving is legible",
        "leather_description": "not_visible; the visible exterior appears to be cream textile or satin rather than leather",
        "lining_description": "photo 1: cream satin-like lining with visible brown discoloration or staining and frayed\/open areas near the frame",
        "strap_construction": "photo 1 and photo 3: detachable-looking gold-tone chain attached at side rings; chain links are visible",
        "stitching_description": "photo 2: fabric label is sewn into the lining; surrounding lining seams appear rough\/frayed in places"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0057,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.35,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 2: sewn fabric label clearly reads \u201cHAND MADE IN HONG KONG,\u201d not a Coach creed or Coach label",
                    "photo 1: the item is a small framed evening-style handbag with satin fabric and a metal kiss-lock closure, unlike the leather construction typical of the vintage Coach population",
                    "photo 3: exterior is decorated with flowers, faux pearls, and textured fabric; no Coach wordmark, carriage, or recognizable Coach construction is visible",
                    "photo 1: chain strap and frame hardware do not show any legible Coach marking"
                ],
                "missing_information": [
                    "photo 1: exterior front and back views are not both shown in full",
                    "photo 1: no clear view of the frame clasp markings, if any",
                    "photo 2: the seller mentions another mark inside or outside, but its location and text are not shown clearly",
                    "photo 2: condition of the full interior, bottom, corners, and chain attachments is not documented"
                ],
                "authenticity_concerns": [
                    "photo 2: the visible Hong Kong textile label is inconsistent with a vintage Coach leather handbag and strongly supports a non-Coach origin",
                    "photo 1: satin\/fabric body, decorative appliqu\u00e9, faux pearls, and kiss-lock frame are characteristic of a vintage evening bag rather than a Coach model"
                ],
                "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: gold-tone rectangular metal frame with a central kiss-lock clasp; photo 3: gold-tone chain strap and frame trim; no Coach engraving is legible",
                    "leather_description": "not_visible; the visible exterior appears to be cream textile or satin rather than leather",
                    "lining_description": "photo 1: cream satin-like lining with visible brown discoloration or staining and frayed\/open areas near the frame",
                    "strap_construction": "photo 1 and photo 3: detachable-looking gold-tone chain attached at side rings; chain links are visible",
                    "stitching_description": "photo 2: fabric label is sewn into the lining; surrounding lining seams appear rough\/frayed in places"
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match: the framed, embellished evening-bag silhouette and Hong Kong label do not correspond to the listed vintage Coach leather models.",
                    "The seller's stated approximately 6-by-6-inch size is consistent with a small evening handbag, but dimensions are seller-provided and not independently measured.",
                    "Condition appears Good to Fair because photo 1 shows interior staining and photo 2 shows fraying\/open lining near the frame; full exterior and bottom condition are not shown."
                ],
                "confidence": 0.88,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-3: materials and construction (beaded shell exterior, satin lining, gilt frame, chain strap) inconsistent with any Coach era"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "No Coach creed, wordmark, or hangtag visible - no further Coach-specific photos warranted for this construction type"
                ],
                "negative_evidence": [
                    "photo 3: exterior is cream beaded \/ shell-flower beading on mesh, not glove-tanned leather",
                    "photo 1: shiny cream satin lining, not unlined suede",
                    "photo 2: interior fabric tag reads HAND MADE IN HONG KONG, not Coach creed patch",
                    "photo 1, photo 3: gilt metal kiss-frame with bow clasp and thin gold-tone chain strap, no Coach turnlock geometry, no solid brass hardware",
                    "photo 1-3: evening minaudiere \/ kisslock clutch silhouette with no Coach catalog match"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone metal kiss-frame with textured border and bow-front clasp, thin gold-tone curb chain shoulder strap attached with split rings",
                    "leather_description": "not leather - cream ground with applied faux-pearl beading and shell-like flower sequins",
                    "lining_description": "cream \/ ivory satin lining with center slip pocket, visible staining \/ discoloration",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible - beaded construction, no leather stitching visible",
                    "strap_construction": "thin gold-tone metal chain strap, non-adjustable, attached via metal rings to frame",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifiers visible in any photo; beaded evening-bag construction, satin lining, Hong Kong tag and frame hardware exclude Coach classic and modern lines",
                    "Condition: Good to Very Good for vintage evening bag; lining shows yellowing \/ stains (photo 1), otherwise beading intact (photo 3)"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.65
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16602,
            "output_tokens": 852,
            "total_tokens": 17454,
            "estimated_cost_usd": 0.008686
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17019,
            "output_tokens": 1344,
            "total_tokens": 18363,
            "estimated_cost_usd": 0.004479
        }
    ]
}