Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.03,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.755,
    "seller_misidentification_probability": 0.055,
    "confidence": 0.865,
    "recommended_max_bid": 12,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Structured leather shoulder\/tote handbag is clearly visible.",
        "photo 1 and photo 3: Leather-like pebbled exterior and attached leather tag are visible."
    ],
    "negative_evidence": [
        "photo 1 and photo 4: The prominent front clasp is a generic silver-tone decorative closure, not a recognizable Coach turnlock or horse-and-carriage mark.",
        "photo 3: The leather tag reads \"GENUINE LEATHER,\" not COACH.",
        "photos 1-6: No legible COACH wordmark, creed patch, serial\/style number, or horse-and-carriage branding is visible.",
        "photos 1-5: Bright silver-tone hardware and heavily pebbled leather suggest a modern generic\/mall-brand bag rather than a classic vintage Coach glove-tanned style.",
        "photo 6: Interior is only partially shown and contains no visible Coach identifier.",
        "photo 1,2,3,4,5: no COACH wordmark, horse-and-carriage, or creed patch visible",
        "photo 3: hangtag reads GENUINE LEATHER, not COACH",
        "photo 1,4: silver-tone decorative snaffle\/bit front trim, not vintage Coach solid-brass turnlock geometry",
        "photo 2: zip-top with exterior back zip pocket and side slip pockets, not a classic Coach flap-turnlock layout",
        "photo 1-6: uniform pebbled coated leather with shiny finish and silver rivets, not glove-tanned unlined classic construction"
    ],
    "missing_information": [
        "photo 6: A complete, well-lit interior view, including all pockets and seams, is needed to rule out a hidden brand label or creed.",
        "A close-up of the zipper pull, interior labels, and underside of the leather tag would provide additional brand evidence.",
        "Seller-stated dimensions and material details are not independently verifiable from the photos.",
        "photo of interior lining and any interior patch or fabric label not shown",
        "creed patch close-up not shown",
        "hardware engravings \/ zipper brand not shown",
        "bottom and full interior views not shown"
    ],
    "authenticity_concerns": [
        "photos 1-4: The decorative clasp and silver-tone hardware do not correspond to a recognizable vintage Coach construction.",
        "photo 3: The attached tag uses generic \"GENUINE LEATHER\" wording rather than a Coach-branded hangtag.",
        "photos 1-6: No Coach identifiers are visible, so this should be treated as a generic lookalike or unbranded leather bag rather than a Coach candidate."
    ],
    "possible_model_reasoning": [
        "The tote silhouette, front decorative clasp, pebbled finish, and silver hardware do not closely match the listed vintage Coach classic models.",
        "The visible generic \"GENUINE LEATHER\" tag is not a Coach identifier and provides no era or model information.",
        "Condition appears approximately Very Good: light handling\/creasing is visible, with no obvious major tears or broken hardware; interior condition and odor are unknown.",
        "No Coach silhouette match: zip-top tote with decorative bit trim and GENUINE LEATHER tag does not correspond to City Bag, Willis, Court, Station or other catalog styles",
        "No identifiers to decode: no creed, no serial, no wordmark, so no era decode possible",
        "Condition: Very Good to Excellent exterior for a modern used bag; light structure softening only (photo 5,6), no interior 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": false,
        "hangtag_present": true,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "Bright silver-tone rings, rivets, strap fittings, and a decorative front clasp are visible; the clasp is not a vintage Coach turnlock. The attached leather tag reads \"GENUINE LEATHER.\"",
        "leather_description": "Cream\/beige, heavily pebbled leather or leather-like material is visible; exact leather type and whether it is genuine throughout cannot be confirmed from photos alone.",
        "lining_description": "Interior lining is not clearly visible; the partially opened interior appears beige and unbranded.",
        "strap_construction": "Two fixed shoulder straps with riveted leather attachments and silver-tone rings; no detachable Coach-style strap is visible.",
        "stitching_description": "Generally straight, machine-sewn stitching with matching beige thread is visible; close inspection of stress points is limited."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0017,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.04,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Structured leather shoulder\/tote handbag is clearly visible.",
                    "photo 1 and photo 3: Leather-like pebbled exterior and attached leather tag are visible."
                ],
                "negative_evidence": [
                    "photo 1 and photo 4: The prominent front clasp is a generic silver-tone decorative closure, not a recognizable Coach turnlock or horse-and-carriage mark.",
                    "photo 3: The leather tag reads \"GENUINE LEATHER,\" not COACH.",
                    "photos 1-6: No legible COACH wordmark, creed patch, serial\/style number, or horse-and-carriage branding is visible.",
                    "photos 1-5: Bright silver-tone hardware and heavily pebbled leather suggest a modern generic\/mall-brand bag rather than a classic vintage Coach glove-tanned style.",
                    "photo 6: Interior is only partially shown and contains no visible Coach identifier."
                ],
                "missing_information": [
                    "photo 6: A complete, well-lit interior view, including all pockets and seams, is needed to rule out a hidden brand label or creed.",
                    "A close-up of the zipper pull, interior labels, and underside of the leather tag would provide additional brand evidence.",
                    "Seller-stated dimensions and material details are not independently verifiable from the photos."
                ],
                "authenticity_concerns": [
                    "photos 1-4: The decorative clasp and silver-tone hardware do not correspond to a recognizable vintage Coach construction.",
                    "photo 3: The attached tag uses generic \"GENUINE LEATHER\" wording rather than a Coach-branded hangtag.",
                    "photos 1-6: No Coach identifiers are visible, so this should be treated as a generic lookalike or unbranded leather bag rather than a Coach candidate."
                ],
                "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": true,
                    "hardware_description": "Bright silver-tone rings, rivets, strap fittings, and a decorative front clasp are visible; the clasp is not a vintage Coach turnlock. The attached leather tag reads \"GENUINE LEATHER.\"",
                    "leather_description": "Cream\/beige, heavily pebbled leather or leather-like material is visible; exact leather type and whether it is genuine throughout cannot be confirmed from photos alone.",
                    "lining_description": "Interior lining is not clearly visible; the partially opened interior appears beige and unbranded.",
                    "strap_construction": "Two fixed shoulder straps with riveted leather attachments and silver-tone rings; no detachable Coach-style strap is visible.",
                    "stitching_description": "Generally straight, machine-sewn stitching with matching beige thread is visible; close inspection of stress points is limited."
                },
                "possible_model_reasoning": [
                    "The tote silhouette, front decorative clasp, pebbled finish, and silver hardware do not closely match the listed vintage Coach classic models.",
                    "The visible generic \"GENUINE LEATHER\" tag is not a Coach identifier and provides no era or model information.",
                    "Condition appears approximately Very Good: light handling\/creasing is visible, with no obvious major tears or broken hardware; interior condition and odor are unknown."
                ],
                "confidence": 0.88,
                "recommended_max_bid": 12,
                "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": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo of interior lining and any interior patch or fabric label not shown",
                    "creed patch close-up not shown",
                    "hardware engravings \/ zipper brand not shown",
                    "bottom and full interior views not shown"
                ],
                "negative_evidence": [
                    "photo 1,2,3,4,5: no COACH wordmark, horse-and-carriage, or creed patch visible",
                    "photo 3: hangtag reads GENUINE LEATHER, not COACH",
                    "photo 1,4: silver-tone decorative snaffle\/bit front trim, not vintage Coach solid-brass turnlock geometry",
                    "photo 2: zip-top with exterior back zip pocket and side slip pockets, not a classic Coach flap-turnlock layout",
                    "photo 1-6: uniform pebbled coated leather with shiny finish and silver rivets, not glove-tanned unlined classic construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": true,
                    "hardware_description": "silver-tone hardware throughout: decorative front horsebit\/snaffle link, round rivets, D-rings, back zipper pull; bright plated appearance, not solid vintage brass",
                    "leather_description": "cream\/beige pebbled grain leather with slight sheen, uniform pebbling",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "visible contrast-matched straight stitching along trim and panels; no irregularity noted",
                    "strap_construction": "double fixed shoulder straps attached with riveted tabs and metal rings, not detachable dogleash or buckle-adjustable Coach straps",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach silhouette match: zip-top tote with decorative bit trim and GENUINE LEATHER tag does not correspond to City Bag, Willis, Court, Station or other catalog styles",
                    "No identifiers to decode: no creed, no serial, no wordmark, so no era decode possible",
                    "Condition: Very Good to Excellent exterior for a modern used bag; light structure softening only (photo 5,6), no interior 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": 17772,
            "output_tokens": 879,
            "total_tokens": 18651,
            "estimated_cost_usd": 0.009218
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18122,
            "output_tokens": 1160,
            "total_tokens": 19282,
            "estimated_cost_usd": 0.004552
        }
    ]
}