Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.02,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.76,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.88,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 20,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a crossbody handbag with a matching zippered coin purse.",
        "photo 3: Gold-tone zipper and attachment hardware are visible."
    ],
    "negative_evidence": [
        "photo 1: Exterior is covered in a tropical palm-and-floral print rather than Coach Signature C canvas or plain vintage leather.",
        "photo 4: Interior appears to be black synthetic fabric lining, inconsistent with classic vintage Coach unlined glove-tanned construction.",
        "photos 1-4: No Coach wordmark, horse-and-carriage, creed patch, hangtag, or other Coach identifier is visible.",
        "photos 1-4: Rectangular zip-top construction, printed fabric exterior, thin matching printed strap, and generic gold-tone hardware are characteristic of a modern unbranded fashion bag.",
        "photo 1-4: white with black palm\/tropical print coated saffiano-textured synthetic, not vintage glove-tanned cowhide",
        "photo 5: black shiny polyester fabric lining, not unlined suede-back glove-tanned interior",
        "photo 1-6: zip-top crossbody with gold-tone plated hardware, no turnlock, no solid brass vintage hardware",
        "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
        "photo 1-3,6: matching round zip coin purse on chain - set configuration atypical for vintage Coach classics"
    ],
    "missing_information": [
        "A straight-on photo of every interior wall and pocket, including any labels or tags.",
        "Close-ups of all hardware, zipper pulls, and strap attachments.",
        "Seller-stated material composition and measurements.",
        "photo 5: interior shown but no creed patch visible; no straight-on raking-light creed photo to confirm absence",
        "photo 1-4: no legible brand stamp on hardware, zipper pull, or strap ends shown",
        "photo 1-6: no hangtag, dust bag, or fabric content tag shown"
    ],
    "authenticity_concerns": [
        "photos 1-4: The printed synthetic-looking exterior, fabric lining, and generic construction provide no credible evidence of Coach manufacture.",
        "photos 1-4: The tropical print is not a recognizable Coach pattern and no brand identifiers are shown."
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match: the bag is a generic modern printed crossbody with a matching coin purse, not a catalogued vintage Coach silhouette.",
        "photo 5: Interior lining and zip construction support a modern fashion accessory rather than a pre-2000 vintage Coach classic.",
        "Condition: Very Good based on the clean visible exterior and intact-looking hardware; the interior and underside of the strap are only partially shown.",
        "No Coach identifier visible in any of 6 photos despite clear exterior and interior views",
        "Materials and construction - printed coated synthetic body plus polyester lining plus bright plated hardware - inconsistent with 1970s-1990s glove-tanned unlined solid-brass Coach classics",
        "Silhouette - zip-top boxy crossbody with exterior slip pocket plus matching round coin purse - does not match catalog classic styles like City Bag, Court, Station, Willis, Dinky",
        "Condition: Excellent to Like New for what it is; clean exterior print (photo 1-4), clean black lining (photo 5), no visible wear"
    ],
    "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 3 and photo 6: Gold-tone zipper teeth, lobster-style clips, rings, and chain on the coin purse; no Coach engraving visible.",
        "leather_description": "photos 1-4: Appears to be printed textile or synthetic-coated material, not visible glove-tanned leather.",
        "lining_description": "photo 5: Black synthetic-looking fabric lining is visible; no label or creed patch visible.",
        "strap_construction": "photos 1-2 and photo 4: Narrow matching printed strap attached with small gold-tone rings\/clips; construction appears modern and lightweight.",
        "stitching_description": "photos 1-4: Visible perimeter stitching appears machine-sewn and generally even; no distinctive Coach construction features visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0019,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.87,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a crossbody handbag with a matching zippered coin purse.",
                    "photo 3: Gold-tone zipper and attachment hardware are visible."
                ],
                "negative_evidence": [
                    "photo 1: Exterior is covered in a tropical palm-and-floral print rather than Coach Signature C canvas or plain vintage leather.",
                    "photo 4: Interior appears to be black synthetic fabric lining, inconsistent with classic vintage Coach unlined glove-tanned construction.",
                    "photos 1-4: No Coach wordmark, horse-and-carriage, creed patch, hangtag, or other Coach identifier is visible.",
                    "photos 1-4: Rectangular zip-top construction, printed fabric exterior, thin matching printed strap, and generic gold-tone hardware are characteristic of a modern unbranded fashion bag."
                ],
                "missing_information": [
                    "A straight-on photo of every interior wall and pocket, including any labels or tags.",
                    "Close-ups of all hardware, zipper pulls, and strap attachments.",
                    "Seller-stated material composition and measurements."
                ],
                "authenticity_concerns": [
                    "photos 1-4: The printed synthetic-looking exterior, fabric lining, and generic construction provide no credible evidence of Coach manufacture.",
                    "photos 1-4: The tropical print is not a recognizable Coach pattern and no brand identifiers are shown."
                ],
                "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 3 and photo 6: Gold-tone zipper teeth, lobster-style clips, rings, and chain on the coin purse; no Coach engraving visible.",
                    "leather_description": "photos 1-4: Appears to be printed textile or synthetic-coated material, not visible glove-tanned leather.",
                    "lining_description": "photo 5: Black synthetic-looking fabric lining is visible; no label or creed patch visible.",
                    "strap_construction": "photos 1-2 and photo 4: Narrow matching printed strap attached with small gold-tone rings\/clips; construction appears modern and lightweight.",
                    "stitching_description": "photos 1-4: Visible perimeter stitching appears machine-sewn and generally even; no distinctive Coach construction features visible."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match: the bag is a generic modern printed crossbody with a matching coin purse, not a catalogued vintage Coach silhouette.",
                    "photo 5: Interior lining and zip construction support a modern fashion accessory rather than a pre-2000 vintage Coach classic.",
                    "Condition: Very Good based on the clean visible exterior and intact-looking hardware; the interior and underside of the strap are only partially shown."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 8,
                "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": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "photo 5: interior shown but no creed patch visible; no straight-on raking-light creed photo to confirm absence",
                    "photo 1-4: no legible brand stamp on hardware, zipper pull, or strap ends shown",
                    "photo 1-6: no hangtag, dust bag, or fabric content tag shown"
                ],
                "negative_evidence": [
                    "photo 1-4: white with black palm\/tropical print coated saffiano-textured synthetic, not vintage glove-tanned cowhide",
                    "photo 5: black shiny polyester fabric lining, not unlined suede-back glove-tanned interior",
                    "photo 1-6: zip-top crossbody with gold-tone plated hardware, no turnlock, no solid brass vintage hardware",
                    "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
                    "photo 1-3,6: matching round zip coin purse on chain - set configuration atypical for vintage Coach classics"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone plated zipper teeth, zipper pulls, D-rings and chain on coin purse; bright plated finish, not solid vintage brass; no COACH engraving visible",
                    "leather_description": "white coated faux\/saffiano-textured synthetic with black palm\/tropical floral print and black edge trim; not glove-tanned cowhide",
                    "lining_description": "black polyester fabric lining in main compartment visible in photo 5",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "edge stitching visible around opening in photo 5, otherwise not clearly visible",
                    "strap_construction": "thin adjustable crossbody strap in matching print material with gold-tone clasps, photo 2",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifier visible in any of 6 photos despite clear exterior and interior views",
                    "Materials and construction - printed coated synthetic body plus polyester lining plus bright plated hardware - inconsistent with 1970s-1990s glove-tanned unlined solid-brass Coach classics",
                    "Silhouette - zip-top boxy crossbody with exterior slip pocket plus matching round coin purse - does not match catalog classic styles like City Bag, Court, Station, Willis, Dinky",
                    "Condition: Excellent to Like New for what it is; clean exterior print (photo 1-4), clean black lining (photo 5), no visible wear"
                ],
                "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": 17725,
            "output_tokens": 764,
            "total_tokens": 18489,
            "estimated_cost_usd": 0.008924
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18059,
            "output_tokens": 1359,
            "total_tokens": 19418,
            "estimated_cost_usd": 0.004699
        }
    ]
}