Vintage Coach Hunter

{
    "is_handbag_probability": 0.94,
    "coach_probability": 0.025,
    "vintage_probability": 0.215,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.82,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.865,
    "recommended_max_bid": 10,
    "estimated_resale_low": 10,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: leather-like black crossbody handbag with a flap and long strap is clearly shown.",
        "photo 6: the bag includes a built-in mirror and attached kisslock coin purse, consistent with a purpose-made small handbag.",
        "photo 1, 2: small black leather flap crossbody bag, leather material consistent with handbag",
        "photo 1: brass-tone side hardware superficially similar to vintage era hardware tone"
    ],
    "negative_evidence": [
        "photo 2: no COACH wordmark, horse-and-carriage emblem, or recognizable Coach hangtag is visible.",
        "photo 6: the interior is stamped 'GENUINE LEATHER,' not with a Coach creed or Coach branding.",
        "photo 1: the rectangular flap bag has generic construction and does not closely match a documented vintage Coach silhouette.",
        "photo 6: the interior uses a dark fabric lining and has a generic zipper compartment, unlike the unlined suede interiors typical of many classic vintage Coach bags.",
        "photo 7: the snap hardware shows generic wording\/design rather than a Coach identifier.",
        "photo 4, 5, 6: no Coach creed patch, no COACH wordmark, no horse-and-carriage visible",
        "photo 6: GENUINE LEATHER stamp - Coach uses full creed paragraph, never generic GENUINE LEATHER stamp",
        "photo 4, 5: black textile fabric lining - vintage Coach classics are unlined suede",
        "photo 4, 5: snap closure and built-in mirror flap plus kisslock coin purse - no Coach turnlock present",
        "photo 1, 2, 3: silhouette with rear belt-loop and thin cord-like crossbody strap does not match any Coach catalog style"
    ],
    "missing_information": [
        "photo 1-7: no clear bottom, side, strap-end, or zipper-pull detail sufficient to identify the maker.",
        "photo 1-7: no readable brand label, interior manufacturer tag, or creed patch is shown.",
        "photo 1-7: seller-stated dimensions and country of manufacture are not provided.",
        "no Coach creed patch visible in any interior view - interior shown in photo 4 and 5 with no creed",
        "no bottom view to assess corner wear",
        "no hardware brand stamps shown in close-up"
    ],
    "authenticity_concerns": [
        "photo 6: the 'GENUINE LEATHER' stamp without any Coach branding is consistent with an unbranded or lookalike leather accessory, not a Coach identifier.",
        "photo 1-7: no Coach-specific identifier is visible, so Coach manufacture cannot be supported.",
        "photo 6: GENUINE LEATHER blind stamp instead of Coach creed patch with No. line - inconsistent with Coach manufacture",
        "photo 4 and 5: built-in flap mirror and removable kisslock coin purse configuration not found in Coach catalog styles"
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match because the bag lacks a Coach wordmark, creed, serial\/style number, hangtag, or Coach-specific hardware.",
        "The mirror, multiple compartments, and attached kisslock coin purse suggest a generic vintage-style accessory rather than a catalogued Coach classic.",
        "Condition: Good; visible creasing, surface marks, edge wear, and scuffing are present in photos 2, 3, and 6; the strap and full bottom are not sufficiently shown for a complete condition assessment.",
        "No Coach model fits: snap flap with integrated mirror, fabric lining, GENUINE LEATHER stamp, and kisslock coin purse accessory are inconsistent with Coach construction and catalog (City Bag, Dinky, Pocket Purse all use turnlock and unlined interiors)",
        "Condition: Very Good; leather intact with light scratches (photo 2), strap intact, mirror intact, interior appears clean (photo 4, 5); no bottom view 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, 3, 4, 6: gold-tone snap closures, strap clips, and a metal kisslock frame on the attached coin purse; no Coach engraving is visible.",
        "leather_description": "photo 2, 3, 6: smooth black leather or leather-like material; photo 6 visibly reads 'GENUINE LEATHER,' but the exact leather quality cannot be determined.",
        "lining_description": "photo 6: dark fabric lining is visible inside the main compartment; a mirror is built into the flap.",
        "strap_construction": "photo 1, 3, 4: thin long black strap attached with small metal clips; no adjustable buckle is visible.",
        "stitching_description": "photo 2, 3, 4, 6: visible machine stitching is generally even, with some irregularity and loose-looking areas around edges and interior compartments."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0036,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.08,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.89,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: leather-like black crossbody handbag with a flap and long strap is clearly shown.",
                    "photo 6: the bag includes a built-in mirror and attached kisslock coin purse, consistent with a purpose-made small handbag."
                ],
                "negative_evidence": [
                    "photo 2: no COACH wordmark, horse-and-carriage emblem, or recognizable Coach hangtag is visible.",
                    "photo 6: the interior is stamped 'GENUINE LEATHER,' not with a Coach creed or Coach branding.",
                    "photo 1: the rectangular flap bag has generic construction and does not closely match a documented vintage Coach silhouette.",
                    "photo 6: the interior uses a dark fabric lining and has a generic zipper compartment, unlike the unlined suede interiors typical of many classic vintage Coach bags.",
                    "photo 7: the snap hardware shows generic wording\/design rather than a Coach identifier."
                ],
                "missing_information": [
                    "photo 1-7: no clear bottom, side, strap-end, or zipper-pull detail sufficient to identify the maker.",
                    "photo 1-7: no readable brand label, interior manufacturer tag, or creed patch is shown.",
                    "photo 1-7: seller-stated dimensions and country of manufacture are not provided."
                ],
                "authenticity_concerns": [
                    "photo 6: the 'GENUINE LEATHER' stamp without any Coach branding is consistent with an unbranded or lookalike leather accessory, not a Coach identifier.",
                    "photo 1-7: no Coach-specific identifier is visible, 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": "photo 1, 3, 4, 6: gold-tone snap closures, strap clips, and a metal kisslock frame on the attached coin purse; no Coach engraving is visible.",
                    "leather_description": "photo 2, 3, 6: smooth black leather or leather-like material; photo 6 visibly reads 'GENUINE LEATHER,' but the exact leather quality cannot be determined.",
                    "lining_description": "photo 6: dark fabric lining is visible inside the main compartment; a mirror is built into the flap.",
                    "strap_construction": "photo 1, 3, 4: thin long black strap attached with small metal clips; no adjustable buckle is visible.",
                    "stitching_description": "photo 2, 3, 4, 6: visible machine stitching is generally even, with some irregularity and loose-looking areas around edges and interior compartments."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match because the bag lacks a Coach wordmark, creed, serial\/style number, hangtag, or Coach-specific hardware.",
                    "The mirror, multiple compartments, and attached kisslock coin purse suggest a generic vintage-style accessory rather than a catalogued Coach classic.",
                    "Condition: Good; visible creasing, surface marks, edge wear, and scuffing are present in photos 2, 3, and 6; the strap and full bottom are not sufficiently shown for a complete condition assessment."
                ],
                "confidence": 0.88,
                "recommended_max_bid": 10,
                "estimated_resale_low": 10,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 6: GENUINE LEATHER blind stamp instead of Coach creed patch with No. line - inconsistent with Coach manufacture",
                    "photo 4 and 5: built-in flap mirror and removable kisslock coin purse configuration not found in Coach catalog styles"
                ],
                "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": 0.75,
                "is_handbag_probability": 0.9,
                "missing_information": [
                    "no Coach creed patch visible in any interior view - interior shown in photo 4 and 5 with no creed",
                    "no bottom view to assess corner wear",
                    "no hardware brand stamps shown in close-up"
                ],
                "negative_evidence": [
                    "photo 4, 5, 6: no Coach creed patch, no COACH wordmark, no horse-and-carriage visible",
                    "photo 6: GENUINE LEATHER stamp - Coach uses full creed paragraph, never generic GENUINE LEATHER stamp",
                    "photo 4, 5: black textile fabric lining - vintage Coach classics are unlined suede",
                    "photo 4, 5: snap closure and built-in mirror flap plus kisslock coin purse - no Coach turnlock present",
                    "photo 1, 2, 3: silhouette with rear belt-loop and thin cord-like crossbody strap does not match any Coach catalog style"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone snap button stamped ORIGINAL GB, gold-tone kisslock frame on coin purse, small gold-tone dogleash-type strap clips; no turnlock, no COACH engraving visible",
                    "leather_description": "black smooth leather with slight sheen and light surface scratches, looks like thin garment-type leather not thick glove-tanned cowhide",
                    "lining_description": "black woven fabric lining visible in photo 4 interior",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "even dark edge stitching around flap and body, visible in photo 2 and 3",
                    "strap_construction": "thin narrow black leather crossbody strap, detachable via small clips at sides, no buckle adjustment visible",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1, 2: small black leather flap crossbody bag, leather material consistent with handbag",
                    "photo 1: brass-tone side hardware superficially similar to vintage era hardware tone"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: snap flap with integrated mirror, fabric lining, GENUINE LEATHER stamp, and kisslock coin purse accessory are inconsistent with Coach construction and catalog (City Bag, Dinky, Pocket Purse all use turnlock and unlined interiors)",
                    "Condition: Very Good; leather intact with light scratches (photo 2), strap intact, mirror intact, interior appears clean (photo 4, 5); no bottom view so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.35
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 26114,
            "output_tokens": 877,
            "total_tokens": 26991,
            "estimated_cost_usd": 0.01255
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 27554,
            "output_tokens": 1370,
            "total_tokens": 28924,
            "estimated_cost_usd": 0.006607
        }
    ]
}