Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.56,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.82,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.87,
    "recommended_max_bid": 15,
    "estimated_resale_low": 17.5,
    "estimated_resale_high": 47.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a leather handbag\/clutch with substantial tooled leather construction.",
        "photo 2: Interior appears leather or suede-backed rather than synthetic fabric.",
        "photo 3: Hand-tooled floral and geometric decoration is visible across the exterior.",
        "photo 5: unlined suede-back leather construction which alone is consistent with many vintage leather bags including Coach classics, but not distinctive"
    ],
    "negative_evidence": [
        "photo 1: No COACH wordmark, horse-and-carriage emblem, hangtag, or recognizable Coach hardware is visible.",
        "photo 1: The flap uses a central leather strap-and-loop closure rather than a Coach-style turnlock.",
        "photo 3: The extensive Western\/Mexican-style tooling is not characteristic of the classic Coach catalog silhouettes shown in the reference.",
        "photo 5: Interior construction shows a zipper compartment and heavily tooled panels but no visible Coach creed patch or brand label.",
        "photo 6: Exposed suede\/flesh-side construction and edge finishing appear consistent with a generic hand-tooled leather purse, not enough to identify Coach.",
        "photo 1: all-over hand-tooled floral carving with western tooling - never used on vintage Coach classics which are smooth glove-tanned",
        "photo 3: back panel with Aztec calendar medallion embossing - not a Coach motif or silhouette",
        "photo 1,5: no turnlock - simple leather tab-through-slot closure, not Cashin turnlock geometry",
        "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or hangtag visible",
        "photo 5: interior zipper with silver-tone coil zip, not solid brass Talon\/YKK as on NYC\/US era Coach",
        "photo 1-4: no solid brass hardware, no dogleash clips, no brass turnlock or buckles"
    ],
    "missing_information": [
        "A straight-on photo of every interior wall and pocket, especially where a creed patch or maker label might be sewn.",
        "Close-up photos of the closure, zipper pull, and any interior or exterior stamped marks.",
        "Full bottom, back, and both side views with the bag emptied.",
        "Seller-stated country of manufacture and any maker name or marks not visible in the current photos.",
        "no creed patch visible in any view - photo 5 interior shows no patch",
        "no hangtag, wordmark, or hardware stamps shown",
        "no bottom view, but not needed given style mismatch"
    ],
    "authenticity_concerns": [
        "The bag lacks any visible Coach identifier and has a generic hand-tooled Western-style design; it is much more likely a non-Coach leather purse.",
        "The central strap closure and decorative tooling do not match the expected construction of a classic Coach turnlock or known Coach model.",
        "No creed or serial is visible, so Coach manufacture cannot be supported from the supplied images.",
        "photo 1-6: no Coach identifiers present to evaluate for replica vs genuine - assessment is based on absence of brand markers, not on counterfeit tells"
    ],
    "possible_model_reasoning": [
        "No Coach model is a plausible match: the decorative tooled-leather clutch format, central leather-loop closure, and absence of a creed or wordmark point to an unbranded Western-style purse.",
        "Condition: Good\/Fair boundary; visible edge wear, fuzzy exposed fibers at the side fold, scuffing, and age-related surface marks are present in photos 1, 2, 5, and 6; odor, mold, and full interior condition remain unknown.",
        "No Coach catalog match: tooled western\/Aztec style, tab closure, dimensions 12x5x7, and lack of turnlock\/creed\/brass do not match any Classic era style such as City Bag, Willis, Court, Dinky, Convertible Clutch",
        "Era reasoning: hand-tooled Mexican\/southwestern souvenir-style clutch, likely 1970s-1990s revival or later reproduction; without maker mark cannot date, emitted as modern (2000s+), non-Coach",
        "Condition: Good to Very Good; leather intact with patina and light soiling, flap underside darkened in photo 5, no corner blowouts shown, strap missing"
    ],
    "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": "No Coach hardware or turnlock visible; central leather strap passes through a leather loop, with no clearly visible metal closure.",
        "leather_description": "Brown\/tan leather with extensive raised and stamped floral, leaf, and geometric tooling; visible suede\/flesh side on the interior flap and edges.",
        "lining_description": "Appears largely unlined leather\/suede-backed construction; no fabric lining or brand label visible in the supplied interior photos.",
        "strap_construction": "Seller states no strap; no shoulder strap is visible. The bag has a central leather closure strap and loop.",
        "stitching_description": "Visible machine stitching is generally even around the panels, with some exposed\/fuzzy edge fibers and wear at the side construction."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0039,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.72,
                "authenticity_confidence": 0.04,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a leather handbag\/clutch with substantial tooled leather construction.",
                    "photo 2: Interior appears leather or suede-backed rather than synthetic fabric.",
                    "photo 3: Hand-tooled floral and geometric decoration is visible across the exterior."
                ],
                "negative_evidence": [
                    "photo 1: No COACH wordmark, horse-and-carriage emblem, hangtag, or recognizable Coach hardware is visible.",
                    "photo 1: The flap uses a central leather strap-and-loop closure rather than a Coach-style turnlock.",
                    "photo 3: The extensive Western\/Mexican-style tooling is not characteristic of the classic Coach catalog silhouettes shown in the reference.",
                    "photo 5: Interior construction shows a zipper compartment and heavily tooled panels but no visible Coach creed patch or brand label.",
                    "photo 6: Exposed suede\/flesh-side construction and edge finishing appear consistent with a generic hand-tooled leather purse, not enough to identify Coach."
                ],
                "missing_information": [
                    "A straight-on photo of every interior wall and pocket, especially where a creed patch or maker label might be sewn.",
                    "Close-up photos of the closure, zipper pull, and any interior or exterior stamped marks.",
                    "Full bottom, back, and both side views with the bag emptied.",
                    "Seller-stated country of manufacture and any maker name or marks not visible in the current photos."
                ],
                "authenticity_concerns": [
                    "The bag lacks any visible Coach identifier and has a generic hand-tooled Western-style design; it is much more likely a non-Coach leather purse.",
                    "The central strap closure and decorative tooling do not match the expected construction of a classic Coach turnlock or known Coach model.",
                    "No creed or serial is visible, so Coach manufacture cannot be supported from the supplied images."
                ],
                "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": "No Coach hardware or turnlock visible; central leather strap passes through a leather loop, with no clearly visible metal closure.",
                    "leather_description": "Brown\/tan leather with extensive raised and stamped floral, leaf, and geometric tooling; visible suede\/flesh side on the interior flap and edges.",
                    "lining_description": "Appears largely unlined leather\/suede-backed construction; no fabric lining or brand label visible in the supplied interior photos.",
                    "strap_construction": "Seller states no strap; no shoulder strap is visible. The bag has a central leather closure strap and loop.",
                    "stitching_description": "Visible machine stitching is generally even around the panels, with some exposed\/fuzzy edge fibers and wear at the side construction."
                },
                "possible_model_reasoning": [
                    "No Coach model is a plausible match: the decorative tooled-leather clutch format, central leather-loop closure, and absence of a creed or wordmark point to an unbranded Western-style purse.",
                    "Condition: Good\/Fair boundary; visible edge wear, fuzzy exposed fibers at the side fold, scuffing, and age-related surface marks are present in photos 1, 2, 5, and 6; odor, mold, and full interior condition remain unknown."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 15,
                "estimated_resale_low": 20,
                "estimated_resale_high": 60
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-6: no Coach identifiers present to evaluate for replica vs genuine - assessment is based on absence of brand markers, not on counterfeit tells"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.78,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "no creed patch visible in any view - photo 5 interior shows no patch",
                    "no hangtag, wordmark, or hardware stamps shown",
                    "no bottom view, but not needed given style mismatch"
                ],
                "negative_evidence": [
                    "photo 1: all-over hand-tooled floral carving with western tooling - never used on vintage Coach classics which are smooth glove-tanned",
                    "photo 3: back panel with Aztec calendar medallion embossing - not a Coach motif or silhouette",
                    "photo 1,5: no turnlock - simple leather tab-through-slot closure, not Cashin turnlock geometry",
                    "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or hangtag visible",
                    "photo 5: interior zipper with silver-tone coil zip, not solid brass Talon\/YKK as on NYC\/US era Coach",
                    "photo 1-4: no solid brass hardware, no dogleash clips, no brass turnlock or buckles"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "no brass hardware visible; only interior silver-tone zipper with unbranded pull in photo 5; tab closure with no metal lock",
                    "leather_description": "medium tan\/brown hand-tooled leather with embossed floral and Aztec-calendar motifs, suede back visible on flap underside; not smooth glove-tanned cowhide",
                    "lining_description": "unlined - raw suede interior and gussets visible in photo 5, no fabric lining",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tone-on-tone straight stitching around flap and tab, visible in photo 1 and 3; no detailed stress-point view",
                    "strap_construction": "no strap present as stated in title; side gussets show small stitched leather tabs where strap may have attached, photo 2 and 4",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 5: unlined suede-back leather construction which alone is consistent with many vintage leather bags including Coach classics, but not distinctive"
                ],
                "possible_model_reasoning": [
                    "No Coach catalog match: tooled western\/Aztec style, tab closure, dimensions 12x5x7, and lack of turnlock\/creed\/brass do not match any Classic era style such as City Bag, Willis, Court, Dinky, Convertible Clutch",
                    "Era reasoning: hand-tooled Mexican\/southwestern souvenir-style clutch, likely 1970s-1990s revival or later reproduction; without maker mark cannot date, emitted as modern (2000s+), non-Coach",
                    "Condition: Good to Very Good; leather intact with patina and light soiling, flap underside darkened in photo 5, no corner blowouts shown, strap missing"
                ],
                "possible_models": [],
                "recommended_max_bid": 15,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.4
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 29024,
            "output_tokens": 877,
            "total_tokens": 29901,
            "estimated_cost_usd": 0.013714
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30429,
            "output_tokens": 1340,
            "total_tokens": 31769,
            "estimated_cost_usd": 0.007158
        }
    ]
}