Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.815,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.905,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 20,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: Exterior is a floral-printed canvas crossbody with multiple zippered compartments, unlike the solid leather or recognizable Coach signature-canvas examples expected for vintage Coach.",
        "photo 2: Front closure uses a generic buckle\/strap detail rather than a Coach turnlock; no COACH wordmark or horse-and-carriage is visible.",
        "photo 3: Back is floral canvas with no visible brand identifier.",
        "photo 4: Interior is fabric-lined and includes a small blank-looking sewn label area, with no readable Coach creed.",
        "photo 5: Interior pocket also shows no readable creed, serial, or Coach branding.",
        "photo 6: Hardware and construction appear generic, with no Coach-marked zipper pull or distinctive Coach identifier.",
        "photo 1: body is printed floral canvas, not glove-tanned leather",
        "photo 4: shiny beige polyester lining, not unlined suede",
        "photo 1, photo 2: no creed patch, no COACH wordmark, no horse-and-carriage visible",
        "photo 1, photo 2: no turnlock; only zip closures and decorative buckle on front pocket",
        "photo 1, photo 2: thin plated base-metal zippers and rings, not solid brass vintage hardware"
    ],
    "missing_information": [
        "photo 4: A sharper, straight-on close-up of the small interior label would confirm whether any maker text is present.",
        "photo 1: Close-ups of all zipper pulls and hardware markings are not provided.",
        "photo 1: Seller-stated dimensions and materials are not provided.",
        "no close-up of small white fabric content tag visible in photo 4 interior"
    ],
    "authenticity_concerns": [
        "The floral canvas, generic multi-pocket construction, fabric lining, and absence of Coach identifiers are inconsistent with a recognizable vintage Coach handbag.",
        "The blank-looking interior label area may indicate a removed or obscured brand label, but no transplant or counterfeit Coach evidence is visible."
    ],
    "possible_model_reasoning": [
        "The bag is a standard floral canvas multi-pocket crossbody and does not closely match the listed vintage Coach leather models.",
        "The absence of a creed, serial\/style number, wordmark, horse-and-carriage, or Coach hangtag makes a Coach attribution unlikely.",
        "Condition: Good; visible general wear and slight fabric\/lining wrinkling, with no major structural damage apparent. Interior and hardware condition are only partially assessable.",
        "No Coach identifier visible in any of 6 photos: no creed, no wordmark, no hangtag, no solid-brass turnlock",
        "Materials and construction are inconsistent with any Coach era: floral canvas body, polyester lining, plated zippers vs glove-tanned leather \/ Signature canvas \/ solid brass",
        "Silhouette is modern multi-zip canvas crossbody with exterior buckle pocket, matches generic fast-fashion, not a catalog Coach style",
        "Condition: Good to Very Good; canvas appears clean with no major stains in photos 1-3, lining clean in photo 4"
    ],
    "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: Dark metal-tone rings, clips, zippers, and a generic buckle-style front closure; no Coach engraving visible.",
        "leather_description": "photo 1: Brown leather-like trim is visible on zipper pulls and the front buckle detail, but the main body is printed canvas; material cannot be confirmed from photos.",
        "lining_description": "photos 4-6: Light-colored fabric lining is visible throughout; no Coach creed or branded lining is visible.",
        "strap_construction": "photos 1 and 3: Adjustable printed-canvas shoulder strap attached with rings and clips; strap has matching floral print and stitched adjustment section.",
        "stitching_description": "photos 1-6: Visible stitching appears machine-stitched and generally even; no distinctive Coach construction cue is visible."
    },
    "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": 0.03,
                "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: Exterior is a floral-printed canvas crossbody with multiple zippered compartments, unlike the solid leather or recognizable Coach signature-canvas examples expected for vintage Coach.",
                    "photo 2: Front closure uses a generic buckle\/strap detail rather than a Coach turnlock; no COACH wordmark or horse-and-carriage is visible.",
                    "photo 3: Back is floral canvas with no visible brand identifier.",
                    "photo 4: Interior is fabric-lined and includes a small blank-looking sewn label area, with no readable Coach creed.",
                    "photo 5: Interior pocket also shows no readable creed, serial, or Coach branding.",
                    "photo 6: Hardware and construction appear generic, with no Coach-marked zipper pull or distinctive Coach identifier."
                ],
                "missing_information": [
                    "photo 4: A sharper, straight-on close-up of the small interior label would confirm whether any maker text is present.",
                    "photo 1: Close-ups of all zipper pulls and hardware markings are not provided.",
                    "photo 1: Seller-stated dimensions and materials are not provided."
                ],
                "authenticity_concerns": [
                    "The floral canvas, generic multi-pocket construction, fabric lining, and absence of Coach identifiers are inconsistent with a recognizable vintage Coach handbag.",
                    "The blank-looking interior label area may indicate a removed or obscured brand label, but no transplant or counterfeit Coach evidence is visible."
                ],
                "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: Dark metal-tone rings, clips, zippers, and a generic buckle-style front closure; no Coach engraving visible.",
                    "leather_description": "photo 1: Brown leather-like trim is visible on zipper pulls and the front buckle detail, but the main body is printed canvas; material cannot be confirmed from photos.",
                    "lining_description": "photos 4-6: Light-colored fabric lining is visible throughout; no Coach creed or branded lining is visible.",
                    "strap_construction": "photos 1 and 3: Adjustable printed-canvas shoulder strap attached with rings and clips; strap has matching floral print and stitched adjustment section.",
                    "stitching_description": "photos 1-6: Visible stitching appears machine-stitched and generally even; no distinctive Coach construction cue is visible."
                },
                "possible_model_reasoning": [
                    "The bag is a standard floral canvas multi-pocket crossbody and does not closely match the listed vintage Coach leather models.",
                    "The absence of a creed, serial\/style number, wordmark, horse-and-carriage, or Coach hangtag makes a Coach attribution unlikely.",
                    "Condition: Good; visible general wear and slight fabric\/lining wrinkling, with no major structural damage apparent. Interior and hardware condition are only partially assessable."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "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": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "no close-up of small white fabric content tag visible in photo 4 interior"
                ],
                "negative_evidence": [
                    "photo 1: body is printed floral canvas, not glove-tanned leather",
                    "photo 4: shiny beige polyester lining, not unlined suede",
                    "photo 1, photo 2: no creed patch, no COACH wordmark, no horse-and-carriage visible",
                    "photo 1, photo 2: no turnlock; only zip closures and decorative buckle on front pocket",
                    "photo 1, photo 2: thin plated base-metal zippers and rings, not solid brass vintage hardware"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "antique brass-tone base-metal zippers, D-rings and small front-pocket buckle; not solid brass turnlock hardware",
                    "leather_description": "no leather body; cream canvas with pink\/blue floral print plus small brown faux-leather zipper pulls and pocket trim",
                    "lining_description": "beige synthetic polyester lining visible in photo 4 interior",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "basic straight machine stitching, light thread; no tight matched leather stitching visible",
                    "strap_construction": "matching floral canvas adjustable crossbody strap attached with metal rings and faux-leather tabs",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifier visible in any of 6 photos: no creed, no wordmark, no hangtag, no solid-brass turnlock",
                    "Materials and construction are inconsistent with any Coach era: floral canvas body, polyester lining, plated zippers vs glove-tanned leather \/ Signature canvas \/ solid brass",
                    "Silhouette is modern multi-zip canvas crossbody with exterior buckle pocket, matches generic fast-fashion, not a catalog Coach style",
                    "Condition: Good to Very Good; canvas appears clean with no major stains in photos 1-3, lining clean in photo 4"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28776,
            "output_tokens": 787,
            "total_tokens": 29563,
            "estimated_cost_usd": 0.013399
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30089,
            "output_tokens": 1020,
            "total_tokens": 31109,
            "estimated_cost_usd": 0.006834
        }
    ]
}