Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.035,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.815,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.9,
    "recommended_max_bid": 11,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: the bag is covered in an all-over floral\/damask textile print rather than Coach's documented signature C canvas or identifiable classic glove-tanned leather.",
        "photo 1: visible hardware is silver-tone and the bag has a doctor-bag\/frame-satchel construction, not a recognizable Coach vintage model silhouette.",
        "photo 4: interior appears fabric-lined, with no visible Coach creed patch, wordmark, or country\/serial tag.",
        "photo 1: the patterned shoulder strap and bag body appear coordinated textile material with dark synthetic-looking trim rather than vintage Coach leather construction.",
        "photo 6: the decorative textile motif is floral\/damask and not a Coach logo pattern.",
        "photo 1,2,3,6: olive\/black damask printed coated body with black faux-leather trim, not glove-tanned cowhide",
        "photo 4: dark brown synthetic polyester lining, fully lined frame bag, not unlined suede-back glove-tanned",
        "photo 1-3: thin silver\/gold-tone frame, buckle strap and lobster clips, no solid brass turnlock or brass hardware",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 1-3,6: doctor-frame satchel\/weekender silhouette with top handles + detachable printed crossbody strap, no match in Coach classic catalog"
    ],
    "missing_information": [
        "photo 4: a clearer, fully illuminated interior photograph, including every interior wall, pocket, and seam tag.",
        "photo 3: close-ups of all hardware, zipper pulls, frame closure, and any underside markings.",
        "photo 2: bottom, side, and corner photographs to assess material and construction.",
        "seller-stated dimensions and any maker or material labels.",
        "No Coach-specific further photos needed for brand ID; if buyer wants generic purchase: close-up of any interior brand\/content tag in lining seam",
        "Bottom and corner close-ups to confirm wear on coated surface"
    ],
    "authenticity_concerns": [
        "The visible textile, lining, silver-tone hardware, and frame-satchel design are inconsistent with the classic vintage Coach construction described in the reference knowledge.",
        "No Coach identifier is visible in the provided photos; the absence of a visible identifier is especially significant for a purported Coach leather handbag, although the seller does not claim it is Coach."
    ],
    "possible_model_reasoning": [
        "The doctor-bag\/frame satchel shape does not closely match the listed classic Coach models, which are primarily leather flap, turnlock, bucket, or hobo styles.",
        "The floral damask textile and silver hardware suggest a generic or fashion-label satchel rather than a Coach signature-canvas or glove-tanned-leather model.",
        "Condition: Good to Very Good visually; the exterior shows noticeable surface wear\/fading and the interior is used, while corners and bottom are not fully documented.",
        "No Coach model fits: materials (printed faux\/coated body, polyester lining), hardware (thin plated frame, no turnlock) and frame-satchel silhouette are inconsistent with any vintage or modern Coach line",
        "Condition: appears Like New to Excellent for a generic bag based on clean exterior print (photo 1-3,6) and clean lining (photo 4); bottom\/corners 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: silver-tone rectangular frame hardware, buckles, rings, and swivel clips are visible; no Coach engraving is legible.",
        "leather_description": "photo 1: body appears to be printed textile or coated fabric with dark trim; leather type is not established from photos.",
        "lining_description": "photo 4: dark brown fabric lining is visible; no creed patch or fabric brand tag is visible.",
        "strap_construction": "photos 1-2: long matching printed textile strap with dark trim, metal rings, and swivel clips; no Coach-style leather strap is visible.",
        "stitching_description": "photos 1-3 and 6: generally even machine stitching is visible around the dark trim and handles, but it is not distinctive evidence of Coach."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0007,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.04,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: the bag is covered in an all-over floral\/damask textile print rather than Coach's documented signature C canvas or identifiable classic glove-tanned leather.",
                    "photo 1: visible hardware is silver-tone and the bag has a doctor-bag\/frame-satchel construction, not a recognizable Coach vintage model silhouette.",
                    "photo 4: interior appears fabric-lined, with no visible Coach creed patch, wordmark, or country\/serial tag.",
                    "photo 1: the patterned shoulder strap and bag body appear coordinated textile material with dark synthetic-looking trim rather than vintage Coach leather construction.",
                    "photo 6: the decorative textile motif is floral\/damask and not a Coach logo pattern."
                ],
                "missing_information": [
                    "photo 4: a clearer, fully illuminated interior photograph, including every interior wall, pocket, and seam tag.",
                    "photo 3: close-ups of all hardware, zipper pulls, frame closure, and any underside markings.",
                    "photo 2: bottom, side, and corner photographs to assess material and construction.",
                    "seller-stated dimensions and any maker or material labels."
                ],
                "authenticity_concerns": [
                    "The visible textile, lining, silver-tone hardware, and frame-satchel design are inconsistent with the classic vintage Coach construction described in the reference knowledge.",
                    "No Coach identifier is visible in the provided photos; the absence of a visible identifier is especially significant for a purported Coach leather handbag, although the seller does not claim it is Coach."
                ],
                "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: silver-tone rectangular frame hardware, buckles, rings, and swivel clips are visible; no Coach engraving is legible.",
                    "leather_description": "photo 1: body appears to be printed textile or coated fabric with dark trim; leather type is not established from photos.",
                    "lining_description": "photo 4: dark brown fabric lining is visible; no creed patch or fabric brand tag is visible.",
                    "strap_construction": "photos 1-2: long matching printed textile strap with dark trim, metal rings, and swivel clips; no Coach-style leather strap is visible.",
                    "stitching_description": "photos 1-3 and 6: generally even machine stitching is visible around the dark trim and handles, but it is not distinctive evidence of Coach."
                },
                "possible_model_reasoning": [
                    "The doctor-bag\/frame satchel shape does not closely match the listed classic Coach models, which are primarily leather flap, turnlock, bucket, or hobo styles.",
                    "The floral damask textile and silver hardware suggest a generic or fashion-label satchel rather than a Coach signature-canvas or glove-tanned-leather model.",
                    "Condition: Good to Very Good visually; the exterior shows noticeable surface wear\/fading and the interior is used, while corners and bottom are not fully documented."
                ],
                "confidence": 0.9,
                "recommended_max_bid": 12,
                "estimated_resale_low": 10,
                "estimated_resale_high": 35
            }
        },
        {
            "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": 0.75,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No Coach-specific further photos needed for brand ID; if buyer wants generic purchase: close-up of any interior brand\/content tag in lining seam",
                    "Bottom and corner close-ups to confirm wear on coated surface"
                ],
                "negative_evidence": [
                    "photo 1,2,3,6: olive\/black damask printed coated body with black faux-leather trim, not glove-tanned cowhide",
                    "photo 4: dark brown synthetic polyester lining, fully lined frame bag, not unlined suede-back glove-tanned",
                    "photo 1-3: thin silver\/gold-tone frame, buckle strap and lobster clips, no solid brass turnlock or brass hardware",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 1-3,6: doctor-frame satchel\/weekender silhouette with top handles + detachable printed crossbody strap, no match in Coach classic catalog"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "thin silver\/gold-tone frame hinge, small buckle on front tab, lobster-clip strap ends and D-rings (photo 1-3); lightweight plated appearance, not solid brass",
                    "leather_description": "olive\/black damask-pattern printed coated material with black smooth trim; sheen and print indicate faux\/PU or coated fabric, not glove-tanned full-grain cowhide (photo 1-3,5,6)",
                    "lining_description": "dark brown plain woven synthetic fabric lining visible inside frame opening (photo 4)",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "dark edge stitching visible on handle tabs and front tab (photo 5); general seam stitching not clearly legible, otherwise not_visible",
                    "strap_construction": "two short black top handles sewn to body plus long detachable damask-pattern shoulder strap on silver-tone clips (photo 1-3)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: materials (printed faux\/coated body, polyester lining), hardware (thin plated frame, no turnlock) and frame-satchel silhouette are inconsistent with any vintage or modern Coach line",
                    "Condition: appears Like New to Excellent for a generic bag based on clean exterior print (photo 1-3,6) and clean lining (photo 4); bottom\/corners not shown so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 29077,
            "output_tokens": 849,
            "total_tokens": 29926,
            "estimated_cost_usd": 0.013668
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30478,
            "output_tokens": 1344,
            "total_tokens": 31822,
            "estimated_cost_usd": 0.007171
        }
    ]
}