Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.02,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.815,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.9,
    "recommended_max_bid": 11,
    "estimated_resale_low": 10,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: three coordinated bags show a generic diamond-embossed, glossy material and matching decorative hardware, without visible Coach branding",
        "photo 2: main bag has a central ornamental clasp and ring attachments unlike the classic Coach turnlock geometry",
        "photo 3: clutch has black edge piping and uniform embossed material, more consistent with a mass-market synthetic set than vintage glove-tanned Coach leather",
        "photo 4: small crossbody uses a decorative rotary clasp and rhinestone-like ring hardware, not characteristic vintage Coach hardware",
        "photo 1: the coordinated three-piece set, matching embossed pattern, and highly uniform construction are inconsistent with typical vintage Coach production",
        "photo 2: no COACH wordmark, horse-and-carriage, creed patch, or recognizable Coach identifier is visible",
        "photo 1,2,3,4,5,6: all three bags in matching tan diamond-embossed faux\/PU leather with high-gloss coated surface, never used by vintage Coach",
        "photo 2,4: bright gold-tone plated modern hardware with black-enamel lock plate and thin O-rings, not solid brass vintage Coach hardware",
        "photo 4: modern cat-ear shaped twist-lock plate, not Coach turnlock geometry",
        "photo 1-6: no COACH wordmark, no horse-and-carriage, no creed patch, no leather hangtag visible",
        "photo 5,6: exposed coil zippers with generic crystal O-charms, not Talon\/YKK solid brass",
        "photo 1: 3-piece matching set sold as lot, a modern fast-fashion format, not a Coach line"
    ],
    "missing_information": [
        "photo 1-7: interiors of all three bags are not shown",
        "photo 1-7: no close-up of material edges or reverse side is provided to confirm leather versus PU\/synthetic material",
        "photo 1-7: no brand, care, country-of-origin, or serial tags are shown",
        "photo 1-7: bottom, seams, and strap attachment details are only partially visible",
        "interior views not shown, but not needed given exterior materials",
        "no creed patch shown",
        "no maker label shown"
    ],
    "authenticity_concerns": [
        "photo 1-7: the set has no visible Coach identifiers and uses a generic diamond-embossed design",
        "photo 2: the central clasp and ring hardware are inconsistent with classic vintage Coach construction",
        "photo 3-7: glossy uniform material, black painted-looking edging, and decorative hardware suggest a non-Coach lookalike or mass-market set"
    ],
    "possible_model_reasoning": [
        "photo 1-7: no Coach model is a reasonable match; the three-piece coordinated set and generic embossed construction do not fit the vintage Coach catalog",
        "photo 2: the large bag's clasp and ring-mounted handles are not a classic Coach City Bag, Court, Willis, Station, or Dinky configuration",
        "photo 4-6: the smaller bag's decorative rotary clasp and rhinestone-like zipper pull are lookalike cues rather than Coach identifiers",
        "photo 1-7: condition appears Very Good overall from the exterior, with no major damage visible; interiors and odor are unknown",
        "No Coach model fits: silhouette, embossed PU material, modern locks, and 3-piece set format match modern unbranded fast-fashion, not any catalog style in \u00a74",
        "Condition: appears Like New\/unused with glossy surface and no wear visible in photos 1-6, but graded as generic modern set only"
    ],
    "estimated_era": "modern (2000s+), non-Coach",
    "observed_features": {
        "creed_present": false,
        "serial_or_style_number_present": false,
        "coach_wordmark_present": false,
        "turnlock_present": true,
        "hangtag_present": false,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "photo 1-5: mixed-tone gold\/silver-look decorative hardware, ring attachments, zipper hardware, and a rotary-style clasp on the smaller bag; no Coach engraving visible",
        "leather_description": "photo 1-7: brown glossy, diamond-embossed material with highly uniform surface; genuine leather is not established and synthetic or coated material appears likely",
        "lining_description": "not_visible",
        "strap_construction": "photo 1, 4-6: wrapped handles on the large bag and an adjustable shoulder strap on the small bag; construction appears coordinated across the set",
        "stitching_description": "photo 2-7: visible stitching is generally regular, but black edge piping\/trim contrasts with the brown material and does not resemble classic unlined glove-tanned Coach construction"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0007,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: three coordinated bags show a generic diamond-embossed, glossy material and matching decorative hardware, without visible Coach branding",
                    "photo 2: main bag has a central ornamental clasp and ring attachments unlike the classic Coach turnlock geometry",
                    "photo 3: clutch has black edge piping and uniform embossed material, more consistent with a mass-market synthetic set than vintage glove-tanned Coach leather",
                    "photo 4: small crossbody uses a decorative rotary clasp and rhinestone-like ring hardware, not characteristic vintage Coach hardware",
                    "photo 1: the coordinated three-piece set, matching embossed pattern, and highly uniform construction are inconsistent with typical vintage Coach production",
                    "photo 2: no COACH wordmark, horse-and-carriage, creed patch, or recognizable Coach identifier is visible"
                ],
                "missing_information": [
                    "photo 1-7: interiors of all three bags are not shown",
                    "photo 1-7: no close-up of material edges or reverse side is provided to confirm leather versus PU\/synthetic material",
                    "photo 1-7: no brand, care, country-of-origin, or serial tags are shown",
                    "photo 1-7: bottom, seams, and strap attachment details are only partially visible"
                ],
                "authenticity_concerns": [
                    "photo 1-7: the set has no visible Coach identifiers and uses a generic diamond-embossed design",
                    "photo 2: the central clasp and ring hardware are inconsistent with classic vintage Coach construction",
                    "photo 3-7: glossy uniform material, black painted-looking edging, and decorative hardware suggest a non-Coach lookalike or mass-market set"
                ],
                "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": true,
                    "hangtag_present": false,
                    "hardware_description": "photo 1-5: mixed-tone gold\/silver-look decorative hardware, ring attachments, zipper hardware, and a rotary-style clasp on the smaller bag; no Coach engraving visible",
                    "leather_description": "photo 1-7: brown glossy, diamond-embossed material with highly uniform surface; genuine leather is not established and synthetic or coated material appears likely",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1, 4-6: wrapped handles on the large bag and an adjustable shoulder strap on the small bag; construction appears coordinated across the set",
                    "stitching_description": "photo 2-7: visible stitching is generally regular, but black edge piping\/trim contrasts with the brown material and does not resemble classic unlined glove-tanned Coach construction"
                },
                "possible_model_reasoning": [
                    "photo 1-7: no Coach model is a reasonable match; the three-piece coordinated set and generic embossed construction do not fit the vintage Coach catalog",
                    "photo 2: the large bag's clasp and ring-mounted handles are not a classic Coach City Bag, Court, Willis, Station, or Dinky configuration",
                    "photo 4-6: the smaller bag's decorative rotary clasp and rhinestone-like zipper pull are lookalike cues rather than Coach identifiers",
                    "photo 1-7: condition appears Very Good overall from the exterior, with no major damage visible; interiors and odor are unknown"
                ],
                "confidence": 0.9,
                "recommended_max_bid": 10,
                "estimated_resale_low": 10,
                "estimated_resale_high": 30
            }
        },
        {
            "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": 30,
                "estimated_resale_low": 10,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "interior views not shown, but not needed given exterior materials",
                    "no creed patch shown",
                    "no maker label shown"
                ],
                "negative_evidence": [
                    "photo 1,2,3,4,5,6: all three bags in matching tan diamond-embossed faux\/PU leather with high-gloss coated surface, never used by vintage Coach",
                    "photo 2,4: bright gold-tone plated modern hardware with black-enamel lock plate and thin O-rings, not solid brass vintage Coach hardware",
                    "photo 4: modern cat-ear shaped twist-lock plate, not Coach turnlock geometry",
                    "photo 1-6: no COACH wordmark, no horse-and-carriage, no creed patch, no leather hangtag visible",
                    "photo 5,6: exposed coil zippers with generic crystal O-charms, not Talon\/YKK solid brass",
                    "photo 1: 3-piece matching set sold as lot, a modern fast-fashion format, not a Coach line"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone plated modern hardware; rectangular lock on large tote, cat-ear twist lock on small pouch, generic O-ring zip charms",
                    "leather_description": "tan\/cognac embossed diamond crosshatch faux\/PU leather with glossy coated sheen and black edge paint, not glove-tanned cowhide",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "contrasting light tan machine stitching around tabs and flaps, visible in photo 2",
                    "strap_construction": "rolled faux-leather top handles on large bag attached via metal O-rings to small tabs; no adjustable crossbody or dogleash clips shown",
                    "turnlock_present": true
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: silhouette, embossed PU material, modern locks, and 3-piece set format match modern unbranded fast-fashion, not any catalog style in \u00a74",
                    "Condition: appears Like New\/unused with glossy surface and no wear visible in photos 1-6, but graded as generic modern set only"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 30646,
            "output_tokens": 902,
            "total_tokens": 31548,
            "estimated_cost_usd": 0.014423
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 31890,
            "output_tokens": 1090,
            "total_tokens": 32980,
            "estimated_cost_usd": 0.00725
        }
    ]
}