Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.805,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.905,
    "recommended_max_bid": 10,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: listing clearly shows a lot of three handbags.",
        "photo 7: the large structured handbag has a clearly visible GUESS plaque, identifying it as Guess rather than Coach.",
        "photo 8: the Guess bag has synthetic-looking saffiano-style exterior material and a printed repeating interior lining, consistent with a modern mall-brand bag."
    ],
    "negative_evidence": [
        "photo 1: no visible Coach wordmark, horse-and-carriage emblem, creed patch, or recognizable vintage Coach construction on any of the three bags.",
        "photo 2: the black quilted crossbody has gold-tone chain hardware and a tassel but no visible Coach identifier.",
        "photo 3: the black quilted bag interior appears fabric-lined and modern, not an unlined glove-tanned Coach classic.",
        "photo 4: the black bag's lining and construction are inconsistent with classic vintage Coach styles.",
        "photo 5: the large bag's visible plaque reads GUESS, not COACH.",
        "photo 6: the visible exterior uses modern synthetic-looking materials and plated hardware rather than a vintage Coach glove-tanned leather construction.",
        "photo 7: the Guess bag has a modern printed logo lining and multiple zip compartments.",
        "photo 1: the small purple phone-style bag has no visible Coach branding and is not a recognizable vintage Coach silhouette.",
        "photo 1: lot of 3 modern fashion bags with no Coach silhouette, no glove-tanned leather, no brass turnlock",
        "photo 5: front metal plaque reads GUESS - positively identifies largest bag as Guess, not Coach",
        "photo 6: interior has tan polyester lining printed with G logo pattern, silver-tone zippers - synthetic mall-brand construction, never vintage Coach unlined suede",
        "photo 2, photo 4: black quilted crossbody with bright gold-tone chain strap and tassel fob - plated hollow hardware and quilted synthetic material inconsistent with any Coach classic",
        "photo 1: small blue snap-flap phone crossbody with thin coated strap and white contrast stitching - modern fast-fashion construction"
    ],
    "missing_information": [
        "photo 1: no close-up or interior view is provided for the small purple bag.",
        "photo 1: no close-up of the black quilted bag's interior label or any hidden brand mark is provided.",
        "photo 7: the Guess plaque is visible, but no underside, back, or care-label views are provided for material verification.",
        "photo 1: no bottom, side, or strap-attachment close-ups for all three bags.",
        "seller-stated dimensions, material composition, and condition details are absent."
    ],
    "authenticity_concerns": [
        "photo 5: the prominently branded bag is Guess, not Coach.",
        "photos 1-8: the other two bags show generic modern quilted\/phone-bag styling without Coach identifiers; they should not be treated as Coach based on silhouette or hardware alone.",
        "photos 1-8: no Coach creed or serial is visible, so Coach manufacture cannot be supported."
    ],
    "possible_model_reasoning": [
        "photo 5: the large handbag is identifiable as a modern Guess bag from the visible GUESS plaque, so no Coach model is proposed.",
        "photos 1-4: the black quilted bag is a generic modern chain-strap pouch\/crossbody, not a documented Coach model based on the visible evidence.",
        "photo 1: the purple phone-style crossbody is too generic and lacks identifiers for a Coach model match.",
        "photos 1-8: estimated era is modern (2000s+), non-Coach because of synthetic-looking materials, printed lining, quilted styling, and modern plated hardware.",
        "photos 1-8: condition appears approximately Good based on visible use and creasing, but interiors and functional details are incompletely documented.",
        "Lot contains 3 positively non-Coach modern bags: Guess colorblock satchel identified by plaque and lining, quilted chain crossbody, blue mini crossbody - none match any Coach catalog style, era, leather, lining or hardware",
        "Condition: Good used; tote shows handle wear and interior use (photo 5, photo 6), quilted bag appears intact but synthetic"
    ],
    "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: the lot includes gold-tone chain straps, tassel hardware, snap closures, and silver-tone hardware on the Guess bag; no vintage Coach turnlock is visible.",
        "leather_description": "photo 1: the black quilted bag appears soft quilted synthetic or thin leather-like material; photo 7: the large bag has a saffiano-style textured exterior; photo 1: the purple bag appears smooth synthetic or coated material. Actual leather cannot be confirmed.",
        "lining_description": "photo 3: the black quilted bag has a dark fabric lining; photo 8: the Guess bag has a tan repeating printed lining; the purple bag lining is not visible.",
        "strap_construction": "photo 1: the large bag has top handles and a long thin shoulder strap; the black quilted bag has a gold-tone chain strap and tassel; the purple bag has a long narrow adjustable-looking strap.",
        "stitching_description": "photos 1, 2, 5, 6: stitching appears generally regular and machine-made; no distinctive vintage Coach construction is visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0006,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: listing clearly shows a lot of three handbags.",
                    "photo 7: the large structured handbag has a clearly visible GUESS plaque, identifying it as Guess rather than Coach.",
                    "photo 8: the Guess bag has synthetic-looking saffiano-style exterior material and a printed repeating interior lining, consistent with a modern mall-brand bag."
                ],
                "negative_evidence": [
                    "photo 1: no visible Coach wordmark, horse-and-carriage emblem, creed patch, or recognizable vintage Coach construction on any of the three bags.",
                    "photo 2: the black quilted crossbody has gold-tone chain hardware and a tassel but no visible Coach identifier.",
                    "photo 3: the black quilted bag interior appears fabric-lined and modern, not an unlined glove-tanned Coach classic.",
                    "photo 4: the black bag's lining and construction are inconsistent with classic vintage Coach styles.",
                    "photo 5: the large bag's visible plaque reads GUESS, not COACH.",
                    "photo 6: the visible exterior uses modern synthetic-looking materials and plated hardware rather than a vintage Coach glove-tanned leather construction.",
                    "photo 7: the Guess bag has a modern printed logo lining and multiple zip compartments.",
                    "photo 1: the small purple phone-style bag has no visible Coach branding and is not a recognizable vintage Coach silhouette."
                ],
                "missing_information": [
                    "photo 1: no close-up or interior view is provided for the small purple bag.",
                    "photo 1: no close-up of the black quilted bag's interior label or any hidden brand mark is provided.",
                    "photo 7: the Guess plaque is visible, but no underside, back, or care-label views are provided for material verification.",
                    "photo 1: no bottom, side, or strap-attachment close-ups for all three bags.",
                    "seller-stated dimensions, material composition, and condition details are absent."
                ],
                "authenticity_concerns": [
                    "photo 5: the prominently branded bag is Guess, not Coach.",
                    "photos 1-8: the other two bags show generic modern quilted\/phone-bag styling without Coach identifiers; they should not be treated as Coach based on silhouette or hardware alone.",
                    "photos 1-8: no Coach creed or serial 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: the lot includes gold-tone chain straps, tassel hardware, snap closures, and silver-tone hardware on the Guess bag; no vintage Coach turnlock is visible.",
                    "leather_description": "photo 1: the black quilted bag appears soft quilted synthetic or thin leather-like material; photo 7: the large bag has a saffiano-style textured exterior; photo 1: the purple bag appears smooth synthetic or coated material. Actual leather cannot be confirmed.",
                    "lining_description": "photo 3: the black quilted bag has a dark fabric lining; photo 8: the Guess bag has a tan repeating printed lining; the purple bag lining is not visible.",
                    "strap_construction": "photo 1: the large bag has top handles and a long thin shoulder strap; the black quilted bag has a gold-tone chain strap and tassel; the purple bag has a long narrow adjustable-looking strap.",
                    "stitching_description": "photos 1, 2, 5, 6: stitching appears generally regular and machine-made; no distinctive vintage Coach construction is visible."
                },
                "possible_model_reasoning": [
                    "photo 5: the large handbag is identifiable as a modern Guess bag from the visible GUESS plaque, so no Coach model is proposed.",
                    "photos 1-4: the black quilted bag is a generic modern chain-strap pouch\/crossbody, not a documented Coach model based on the visible evidence.",
                    "photo 1: the purple phone-style crossbody is too generic and lacks identifiers for a Coach model match.",
                    "photos 1-8: estimated era is modern (2000s+), non-Coach because of synthetic-looking materials, printed lining, quilted styling, and modern plated hardware.",
                    "photos 1-8: condition appears approximately Good based on visible use and creasing, but interiors and functional details are incompletely documented."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 10,
                "estimated_resale_low": 10,
                "estimated_resale_high": 35
            }
        },
        {
            "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": 25,
                "estimated_resale_low": 5,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.99,
                "missing_information": [],
                "negative_evidence": [
                    "photo 1: lot of 3 modern fashion bags with no Coach silhouette, no glove-tanned leather, no brass turnlock",
                    "photo 5: front metal plaque reads GUESS - positively identifies largest bag as Guess, not Coach",
                    "photo 6: interior has tan polyester lining printed with G logo pattern, silver-tone zippers - synthetic mall-brand construction, never vintage Coach unlined suede",
                    "photo 2, photo 4: black quilted crossbody with bright gold-tone chain strap and tassel fob - plated hollow hardware and quilted synthetic material inconsistent with any Coach classic",
                    "photo 1: small blue snap-flap phone crossbody with thin coated strap and white contrast stitching - modern fast-fashion construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone chain strap and tassel cap on quilted bag; silver-tone D-rings and Guess plaque on colorblock tote; small silver-tone snap on blue pouch - all plated, modern",
                    "leather_description": "no glove-tanned leather visible; black\/brown colorblock tote with crosshatch Saffiano-like synthetic grain; black quilted soft synthetic; blue smooth coated synthetic",
                    "lining_description": "photo 3: black polyester lining in quilted bag; photo 6: tan polyester with brown G print in Guess tote",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "machine stitching, contrast tan thread on tote edges, diamond quilting stitches on black bag",
                    "strap_construction": "rolled synthetic top handles on tote; detachable gold-tone chain on quilted bag; thin flat synthetic crossbody strap on blue pouch",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Lot contains 3 positively non-Coach modern bags: Guess colorblock satchel identified by plaque and lining, quilted chain crossbody, blue mini crossbody - none match any Coach catalog style, era, leather, lining or hardware",
                    "Condition: Good used; tote shows handle wear and interior use (photo 5, photo 6), quilted bag appears intact but synthetic"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28771,
            "output_tokens": 1084,
            "total_tokens": 29855,
            "estimated_cost_usd": 0.01411
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30084,
            "output_tokens": 1127,
            "total_tokens": 31211,
            "estimated_cost_usd": 0.006918
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}