Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.725,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.76,
    "seller_misidentification_probability": 0.085,
    "confidence": 0.87,
    "recommended_max_bid": 11,
    "estimated_resale_low": 15,
    "estimated_resale_high": 40,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Leather shoulder bag with a flap, long adjustable strap, and substantial tooled decoration is clearly visible.",
        "photo 3: Interior appears to use leather or suede-like material rather than an obviously synthetic exterior."
    ],
    "negative_evidence": [
        "photo 1: Prominent carved\/tooled Mexican or Southwestern-style scene and decorative perimeter tooling are not characteristic of Coach's classic glove-tanned handbag construction.",
        "photo 1: No visible Coach wordmark, horse-and-carriage mark, or Coach-style leather hangtag.",
        "photo 3: The bag uses a conventional zipper opening and decorative tooling rather than an identifiable Coach classic closure or catalog silhouette.",
        "photo 4: Visible zipper, strap attachment, and edge construction appear generic and do not provide Coach-specific evidence.",
        "photo 5: Strap hardware and construction are generic; no Coach engraving or other brand identifier is visible.",
        "photo 6: Strap shows decorative stitching and a snap\/adjustment arrangement without a Coach identifier.",
        "photo 1: deeply carved pictorial tooled front with Mexican figures, pyramid, openwork cutouts - never a Coach classic motif or construction",
        "photo 1, photo 3: whip-stitched \/ laced edges around body and flap - not Coach glove-tanned construction",
        "photo 1: closure is small rectangular tab clasp, not Coach turnlock geometry",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 4-6: thin flat leather strap with snap-button attachment and wire loop - not Coach buckle-adjustable or dogleash-clip strap",
        "photo 3-5: soft unstructured tourist-bag build with visible raw interior leather, no Coach unlined glove-tanned suede-back with zip\/slip pocket layout"
    ],
    "missing_information": [
        "photo 1-6: No straight-on interior-wall close-up showing whether a maker label or creed patch is present.",
        "photo 1-6: No close-up of the zipper pull, interior labels, or any maker stamp.",
        "photo 1-6: Back and bottom views are not fully shown.",
        "photo 1-6: Seller-stated measurements are referenced but not included in the supplied listing data.",
        "photo 3-5: interior emptied view not shown, no creed patch visible to confirm maker",
        "photo 1-2: no COACH wordmark, hangtag, or creed visible - request close-up of any interior stamp or label",
        "photo 4-5: zipper brand stamp not legible"
    ],
    "authenticity_concerns": [
        "photo 1: The highly ornate carved leather decoration and Mexican-style imagery strongly suggest a non-Coach tooled leather bag rather than a misidentified vintage Coach classic.",
        "photo 3: The construction appears inconsistent with the unlined, minimally decorated glove-tanned Coach classics commonly confused with unbranded bags.",
        "photo 4: Visible edge wear, loose\/frayed material, and aging around the zipper indicate substantial condition issues; no Coach identifier is visible to offset the lookalike concern."
    ],
    "possible_model_reasoning": [
        "The silhouette is a small tooled shoulder bag, but it does not closely match the documented Coach City Bag, Court, Willis, Dinky, or other classic models because of the extensive carved Mexican-style decoration and generic zipper construction.",
        "No visible creed, serial\/style number, Coach wordmark, or horse-and-carriage identifier is present, so no Coach model can be supported.",
        "Condition: Fair\/rehab; photo 3 and photo 4 show edge deterioration, loose material, and wear around the zipper and opening. Odor, mold, and full interior condition are unknown.",
        "No Coach model fits: silhouette is rectangular envelope flap with carved Mexican pictorial and laced edges, not matching City Bag (9790), Dinky (9375), Convertible Clutch (9635) or other classics in size, closure, or decoration",
        "Era reasoning: construction and seller description consistent with 1970s Mexican tooled tourist bag, not any Coach creed era; no NYC\/US creed, serial, or hardware to date to Coach",
        "Condition: Good; visible wear, dry leather, edge darkening and strap wear (photo 1-6), full bottom\/corner\/interior views not 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, photo 4, photo 5, photo 6: Small generic metal rings, zipper hardware, snaps, and strap adjustment hardware are visible; no Coach engraving is legible.",
        "leather_description": "photo 1: Brown\/tan leather or leather-like material with extensive hand-tooled\/carved imagery, braided or decorated edges, and visible wear.",
        "lining_description": "photo 3, photo 4: A tan leather or suede-like interior and zipper compartment are partially visible; exact lining material and maker label are not visible.",
        "strap_construction": "photo 2, photo 5, photo 6: Long narrow adjustable shoulder strap with punched adjustment holes, snap hardware, and attached metal rings; edges show wear and fraying.",
        "stitching_description": "photo 1, photo 3, photo 4: Decorative perimeter stitching\/braiding is visible, with loose or worn sections around the opening and edges."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.002,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.75,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.87,
                "seller_misidentification_probability": 0.12,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Leather shoulder bag with a flap, long adjustable strap, and substantial tooled decoration is clearly visible.",
                    "photo 3: Interior appears to use leather or suede-like material rather than an obviously synthetic exterior."
                ],
                "negative_evidence": [
                    "photo 1: Prominent carved\/tooled Mexican or Southwestern-style scene and decorative perimeter tooling are not characteristic of Coach's classic glove-tanned handbag construction.",
                    "photo 1: No visible Coach wordmark, horse-and-carriage mark, or Coach-style leather hangtag.",
                    "photo 3: The bag uses a conventional zipper opening and decorative tooling rather than an identifiable Coach classic closure or catalog silhouette.",
                    "photo 4: Visible zipper, strap attachment, and edge construction appear generic and do not provide Coach-specific evidence.",
                    "photo 5: Strap hardware and construction are generic; no Coach engraving or other brand identifier is visible.",
                    "photo 6: Strap shows decorative stitching and a snap\/adjustment arrangement without a Coach identifier."
                ],
                "missing_information": [
                    "photo 1-6: No straight-on interior-wall close-up showing whether a maker label or creed patch is present.",
                    "photo 1-6: No close-up of the zipper pull, interior labels, or any maker stamp.",
                    "photo 1-6: Back and bottom views are not fully shown.",
                    "photo 1-6: Seller-stated measurements are referenced but not included in the supplied listing data."
                ],
                "authenticity_concerns": [
                    "photo 1: The highly ornate carved leather decoration and Mexican-style imagery strongly suggest a non-Coach tooled leather bag rather than a misidentified vintage Coach classic.",
                    "photo 3: The construction appears inconsistent with the unlined, minimally decorated glove-tanned Coach classics commonly confused with unbranded bags.",
                    "photo 4: Visible edge wear, loose\/frayed material, and aging around the zipper indicate substantial condition issues; no Coach identifier is visible to offset the lookalike concern."
                ],
                "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, photo 4, photo 5, photo 6: Small generic metal rings, zipper hardware, snaps, and strap adjustment hardware are visible; no Coach engraving is legible.",
                    "leather_description": "photo 1: Brown\/tan leather or leather-like material with extensive hand-tooled\/carved imagery, braided or decorated edges, and visible wear.",
                    "lining_description": "photo 3, photo 4: A tan leather or suede-like interior and zipper compartment are partially visible; exact lining material and maker label are not visible.",
                    "strap_construction": "photo 2, photo 5, photo 6: Long narrow adjustable shoulder strap with punched adjustment holes, snap hardware, and attached metal rings; edges show wear and fraying.",
                    "stitching_description": "photo 1, photo 3, photo 4: Decorative perimeter stitching\/braiding is visible, with loose or worn sections around the opening and edges."
                },
                "possible_model_reasoning": [
                    "The silhouette is a small tooled shoulder bag, but it does not closely match the documented Coach City Bag, Court, Willis, Dinky, or other classic models because of the extensive carved Mexican-style decoration and generic zipper construction.",
                    "No visible creed, serial\/style number, Coach wordmark, or horse-and-carriage identifier is present, so no Coach model can be supported.",
                    "Condition: Fair\/rehab; photo 3 and photo 4 show edge deterioration, loose material, and wear around the zipper and opening. Odor, mold, and full interior condition are unknown."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 10,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 3-5: interior emptied view not shown, no creed patch visible to confirm maker",
                    "photo 1-2: no COACH wordmark, hangtag, or creed visible - request close-up of any interior stamp or label",
                    "photo 4-5: zipper brand stamp not legible"
                ],
                "negative_evidence": [
                    "photo 1: deeply carved pictorial tooled front with Mexican figures, pyramid, openwork cutouts - never a Coach classic motif or construction",
                    "photo 1, photo 3: whip-stitched \/ laced edges around body and flap - not Coach glove-tanned construction",
                    "photo 1: closure is small rectangular tab clasp, not Coach turnlock geometry",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 4-6: thin flat leather strap with snap-button attachment and wire loop - not Coach buckle-adjustable or dogleash-clip strap",
                    "photo 3-5: soft unstructured tourist-bag build with visible raw interior leather, no Coach unlined glove-tanned suede-back with zip\/slip pocket layout"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "no brass turnlock; small rectangular tab clasp on flap front (photo 1); dark-tone zipper with metal pull partially visible in side view (photo 4); snap buttons and wire loops for strap (photo 4-6); no COACH stamping visible",
                    "leather_description": "tan \/ light brown tooled leather with deep hand-carved pictorial relief of couple and pyramid and openwork cutouts on flap and body (photo 1-2); appears dry with wear consistent with 1970s Mexican tourist bag",
                    "lining_description": "not_visible - interior tan leather \/ suede side partially visible in top and side views (photo 3-5) but no lining detail or pocket layout shown",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "no conventional stitched seams visible; edges finished with dark brown whip-stitch \/ lacing (photo 1, photo 3)",
                    "strap_construction": "thin flat tan leather shoulder strap, snap-button attachment to body loops (photo 4-6), adjustable buckle detail shown in photo 6",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: silhouette is rectangular envelope flap with carved Mexican pictorial and laced edges, not matching City Bag (9790), Dinky (9375), Convertible Clutch (9635) or other classics in size, closure, or decoration",
                    "Era reasoning: construction and seller description consistent with 1970s Mexican tooled tourist bag, not any Coach creed era; no NYC\/US creed, serial, or hardware to date to Coach",
                    "Condition: Good; visible wear, dry leather, edge darkening and strap wear (photo 1-6), full bottom\/corner\/interior views not shown so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.05,
                "vintage_probability": 0.7
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17797,
            "output_tokens": 905,
            "total_tokens": 18702,
            "estimated_cost_usd": 0.009291
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18135,
            "output_tokens": 1620,
            "total_tokens": 19755,
            "estimated_cost_usd": 0.004923
        }
    ]
}