Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.78,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.875,
    "recommended_max_bid": 9,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: Gold metallic pebbled exterior, zip-top construction, and crossbody strap are generic and do not show a Coach-specific silhouette or identifier.",
        "photo 2: Back exterior has a zip pocket but no visible Coach wordmark, carriage, hangtag, or creed.",
        "photo 4: Interior appears fabric-lined and shows no visible creed patch, serial\/style number, or Coach label.",
        "photos 1-6: Hardware is bright gold-tone and plated-looking rather than the restrained solid-brass hardware commonly associated with vintage Coach classics.",
        "listing text: Seller identifies the bag as unbranded; this is consistent with the absence of visible Coach branding but is weak evidence by itself.",
        "photo 1, photo 3: no COACH wordmark, horse-and-carriage, creed patch or leather hangtag visible",
        "photo 1, photo 2, photo 3, photo 5: thin gold metallic-coated material with embossed pebble, not matte glove-tanned cowhide with suede back",
        "photo 4: fully lined with tan synthetic fabric and slip pocket, not unlined suede-back glove-tanned classic interior",
        "photo 1, photo 3, photo 5: bright gold-tone plated zipper and lobster-clasp strap hardware, not solid brass vintage hardware",
        "photo 1, photo 3: zip-top soft hobo with exterior back zip pocket and detachable thin strap, no turnlock, no dowel handle, no catalog Coach silhouette match"
    ],
    "missing_information": [
        "photo 4: Interior back wall and every pocket should be photographed clearly to confirm whether a small creed patch or fabric tag is present.",
        "Request a close-up of the zipper pulls, strap clips, and any hidden interior or exterior labels.",
        "Request a bottom, side, and corner-condition view with the bag empty.",
        "Seller-stated dimensions and material composition are not provided.",
        "creed patch close-up in raking light to confirm absence of stamp (photo 4 shows lining but no patch visible)",
        "hardware brand stamps on zipper pull and clips",
        "material \/ fabric content tag if present"
    ],
    "authenticity_concerns": [
        "photos 1-6: The bag has generic modern construction, metallic finish, fabric lining, and no Coach identifier; it is more consistent with an unbranded lookalike than a Coach product.",
        "photo 4: No visible creed or style-number tag is present in the photographed interior, so Coach manufacture cannot be supported."
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match because the bag lacks a visible creed, serial\/style number, wordmark, carriage, or characteristic vintage Coach hardware.",
        "The zip-top crossbody silhouette and front zip pocket are common across many unbranded modern bags and are not sufficient for model identification.",
        "Condition appears Very Good based on intact exterior, zipper, strap, and hardware; substantial flash glare limits assessment of scuffs, lining wear, odor, and hidden corners.",
        "No Coach catalog match; zip-top metallic hobo with back zip pocket and clip-on strap does not match City Bag, Willis, Court, Station, Duffle or other classics in closure, hardware or construction",
        "No creed, serial, wordmark, hangtag or solid-brass turnlock to decode era from; materials (metallic coating, fabric lining, plated hardware) point to modern non-Coach fast fashion",
        "Condition: Like New \/ Mint; uniform coating, no corner wear shown (photo 2), clean lining (photo 4), hardware bright (photos 1,3)"
    ],
    "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": "Bright gold-tone zipper, strap clips, rings, and zipper hardware are visible; no Coach engraving is visible. Hardware appears plated and modern.",
        "leather_description": "Gold metallic pebbled-looking exterior; material cannot be confirmed as leather from photos and may be synthetic or heavily finished.",
        "lining_description": "Fabric-lined interior in a brown\/tan tone is visible; no label or creed is visible.",
        "strap_construction": "Long narrow adjustable-looking shoulder\/crossbody strap with matching gold-tone clips; exact adjustment construction is not visible.",
        "stitching_description": "Visible perimeter and pocket stitching appears generally even, though close-up construction quality is limited by the metallic finish and lighting."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0009,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: Gold metallic pebbled exterior, zip-top construction, and crossbody strap are generic and do not show a Coach-specific silhouette or identifier.",
                    "photo 2: Back exterior has a zip pocket but no visible Coach wordmark, carriage, hangtag, or creed.",
                    "photo 4: Interior appears fabric-lined and shows no visible creed patch, serial\/style number, or Coach label.",
                    "photos 1-6: Hardware is bright gold-tone and plated-looking rather than the restrained solid-brass hardware commonly associated with vintage Coach classics.",
                    "listing text: Seller identifies the bag as unbranded; this is consistent with the absence of visible Coach branding but is weak evidence by itself."
                ],
                "missing_information": [
                    "photo 4: Interior back wall and every pocket should be photographed clearly to confirm whether a small creed patch or fabric tag is present.",
                    "Request a close-up of the zipper pulls, strap clips, and any hidden interior or exterior labels.",
                    "Request a bottom, side, and corner-condition view with the bag empty.",
                    "Seller-stated dimensions and material composition are not provided."
                ],
                "authenticity_concerns": [
                    "photos 1-6: The bag has generic modern construction, metallic finish, fabric lining, and no Coach identifier; it is more consistent with an unbranded lookalike than a Coach product.",
                    "photo 4: No visible creed or style-number tag is present in the photographed interior, so Coach manufacture cannot be supported."
                ],
                "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": "Bright gold-tone zipper, strap clips, rings, and zipper hardware are visible; no Coach engraving is visible. Hardware appears plated and modern.",
                    "leather_description": "Gold metallic pebbled-looking exterior; material cannot be confirmed as leather from photos and may be synthetic or heavily finished.",
                    "lining_description": "Fabric-lined interior in a brown\/tan tone is visible; no label or creed is visible.",
                    "strap_construction": "Long narrow adjustable-looking shoulder\/crossbody strap with matching gold-tone clips; exact adjustment construction is not visible.",
                    "stitching_description": "Visible perimeter and pocket stitching appears generally even, though close-up construction quality is limited by the metallic finish and lighting."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match because the bag lacks a visible creed, serial\/style number, wordmark, carriage, or characteristic vintage Coach hardware.",
                    "The zip-top crossbody silhouette and front zip pocket are common across many unbranded modern bags and are not sufficient for model identification.",
                    "Condition appears Very Good based on intact exterior, zipper, strap, and hardware; substantial flash glare limits assessment of scuffs, lining wear, odor, and hidden corners."
                ],
                "confidence": 0.87,
                "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": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 5,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "creed patch close-up in raking light to confirm absence of stamp (photo 4 shows lining but no patch visible)",
                    "hardware brand stamps on zipper pull and clips",
                    "material \/ fabric content tag if present"
                ],
                "negative_evidence": [
                    "photo 1, photo 3: no COACH wordmark, horse-and-carriage, creed patch or leather hangtag visible",
                    "photo 1, photo 2, photo 3, photo 5: thin gold metallic-coated material with embossed pebble, not matte glove-tanned cowhide with suede back",
                    "photo 4: fully lined with tan synthetic fabric and slip pocket, not unlined suede-back glove-tanned classic interior",
                    "photo 1, photo 3, photo 5: bright gold-tone plated zipper and lobster-clasp strap hardware, not solid brass vintage hardware",
                    "photo 1, photo 3: zip-top soft hobo with exterior back zip pocket and detachable thin strap, no turnlock, no dowel handle, no catalog Coach silhouette match"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone plated zippers with leaf-shaped pull and lobster-clasp detachable strap ends; bright plated finish, not solid brass (photos 1,3,5)",
                    "leather_description": "gold metallic-coated pebbled-emboss material, thin and slouchy with sheen, looks like synthetic \/ coated faux leather, not glove-tanned cowhide (photos 1-3,5)",
                    "lining_description": "tan synthetic fabric lining with seamed slip pocket, no suede, no creed patch visible (photo 4)",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight tone-matched edge stitching along top zip and bottom seam (photos 2,5)",
                    "strap_construction": "thin adjustable detachable crossbody\/shoulder strap attached with lobster clips and D-rings (photos 1,3)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach catalog match; zip-top metallic hobo with back zip pocket and clip-on strap does not match City Bag, Willis, Court, Station, Duffle or other classics in closure, hardware or construction",
                    "No creed, serial, wordmark, hangtag or solid-brass turnlock to decode era from; materials (metallic coating, fabric lining, plated hardware) point to modern non-Coach fast fashion",
                    "Condition: Like New \/ Mint; uniform coating, no corner wear shown (photo 2), clean lining (photo 4), hardware bright (photos 1,3)"
                ],
                "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": 29805,
            "output_tokens": 831,
            "total_tokens": 30636,
            "estimated_cost_usd": 0.013916
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 31702,
            "output_tokens": 1610,
            "total_tokens": 33312,
            "estimated_cost_usd": 0.007628
        }
    ]
}