Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.03,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.805,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.88,
    "recommended_max_bid": 10,
    "estimated_resale_low": 10,
    "estimated_resale_high": 32.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: front shows a generic pebbled black satchel with a decorative padlock accent, not a recognizable vintage Coach turnlock.",
        "photo 4: interior has a leopard-print synthetic-looking lining and modern gold-tone zipper hardware, unlike classic unlined vintage Coach construction.",
        "photo 1: no visible COACH wordmark, horse-and-carriage, creed patch, or leather hangtag.",
        "photo 6: back is plain and provides no Coach branding or identifier.",
        "photo 2 and photo 3: proportions and decorative chevron stitching appear contemporary and generic rather than a documented vintage Coach silhouette.",
        "photo 1,3,6: chevron-quilted pebbled-look material with uniform grain and sheen, not vintage glove-tanned cowhide",
        "photo 4: leopard-spot printed polyester lining, never used on vintage Coach classics which are unlined suede",
        "photo 1-3: decorative padlock on rectangular plate, not Coach turnlock geometry",
        "photo 1-6: bright gold-tone plated hardware and modern chunky zipper pull, not solid brass vintage hardware",
        "photo 4-5: no creed patch, no COACH wordmark, no hangtag visible in emptied interior views",
        "photo 1,6: structured modern satchel silhouette with rolled top handles and thin detachable crossbody strap, no catalog Coach match"
    ],
    "missing_information": [
        "photo 4: interior creed patch, fabric tag, and all interior pockets are not shown clearly enough to rule out a hidden brand label.",
        "Close-up photos of the zipper pull, padlock, side hardware, and any interior labels would be useful.",
        "Seller-stated material, dimensions, country of manufacture, and brand markings are not provided.",
        "no creed patch visible in interior photos 4-5; no Coach identifier to request further detail on"
    ],
    "authenticity_concerns": [
        "The bag lacks the identifiers expected for a Coach handbag and uses a decorative padlock rather than a Coach-style vintage turnlock.",
        "The leopard-print lining and contemporary gold-tone hardware are inconsistent with classic vintage glove-tanned Coach construction.",
        "The item is best treated as an unbranded modern lookalike rather than a Coach bag."
    ],
    "possible_model_reasoning": [
        "No Coach model is supported: the silhouette is a generic modern top-handle satchel with a decorative lock, and no Coach identifier is visible.",
        "Condition appears Like New or Excellent from the visible exterior, with no obvious corner wear or stains; interior is shown but full wear and odor remain unknown.",
        "No Coach model fits: silhouette, padlock-plate closure, chevron quilting, synthetic pebbled material, and leopard polyester lining are inconsistent with any vintage Coach catalog style",
        "Condition: Like New to Excellent; exterior clean with no corner wear visible (photos 1,3,6), interior clean (photos 4-5)"
    ],
    "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 and photo 4: gold-tone rectangular lock plate, padlock accent, and zipper hardware; no Coach engraving visible.",
        "leather_description": "photo 1: black pebbled material with structured construction; genuine leather cannot be confirmed from photos.",
        "lining_description": "photo 4: leopard-print textile lining, visibly patterned and likely synthetic; exact fiber not verifiable.",
        "strap_construction": "photo 1 and photo 6: two top handles plus a detachable long shoulder strap with adjustable hardware.",
        "stitching_description": "photo 1 and photo 6: generally even machine stitching with decorative diagonal chevron stitching on the front panel."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0016,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.04,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.91,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: front shows a generic pebbled black satchel with a decorative padlock accent, not a recognizable vintage Coach turnlock.",
                    "photo 4: interior has a leopard-print synthetic-looking lining and modern gold-tone zipper hardware, unlike classic unlined vintage Coach construction.",
                    "photo 1: no visible COACH wordmark, horse-and-carriage, creed patch, or leather hangtag.",
                    "photo 6: back is plain and provides no Coach branding or identifier.",
                    "photo 2 and photo 3: proportions and decorative chevron stitching appear contemporary and generic rather than a documented vintage Coach silhouette."
                ],
                "missing_information": [
                    "photo 4: interior creed patch, fabric tag, and all interior pockets are not shown clearly enough to rule out a hidden brand label.",
                    "Close-up photos of the zipper pull, padlock, side hardware, and any interior labels would be useful.",
                    "Seller-stated material, dimensions, country of manufacture, and brand markings are not provided."
                ],
                "authenticity_concerns": [
                    "The bag lacks the identifiers expected for a Coach handbag and uses a decorative padlock rather than a Coach-style vintage turnlock.",
                    "The leopard-print lining and contemporary gold-tone hardware are inconsistent with classic vintage glove-tanned Coach construction.",
                    "The item is best treated as an unbranded modern lookalike rather than a Coach bag."
                ],
                "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 and photo 4: gold-tone rectangular lock plate, padlock accent, and zipper hardware; no Coach engraving visible.",
                    "leather_description": "photo 1: black pebbled material with structured construction; genuine leather cannot be confirmed from photos.",
                    "lining_description": "photo 4: leopard-print textile lining, visibly patterned and likely synthetic; exact fiber not verifiable.",
                    "strap_construction": "photo 1 and photo 6: two top handles plus a detachable long shoulder strap with adjustable hardware.",
                    "stitching_description": "photo 1 and photo 6: generally even machine stitching with decorative diagonal chevron stitching on the front panel."
                },
                "possible_model_reasoning": [
                    "No Coach model is supported: the silhouette is a generic modern top-handle satchel with a decorative lock, and no Coach identifier is visible.",
                    "Condition appears Like New or Excellent from the visible exterior, with no obvious corner wear or stains; interior is shown but full wear and odor remain unknown."
                ],
                "confidence": 0.88,
                "recommended_max_bid": 10,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "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": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "no creed patch visible in interior photos 4-5; no Coach identifier to request further detail on"
                ],
                "negative_evidence": [
                    "photo 1,3,6: chevron-quilted pebbled-look material with uniform grain and sheen, not vintage glove-tanned cowhide",
                    "photo 4: leopard-spot printed polyester lining, never used on vintage Coach classics which are unlined suede",
                    "photo 1-3: decorative padlock on rectangular plate, not Coach turnlock geometry",
                    "photo 1-6: bright gold-tone plated hardware and modern chunky zipper pull, not solid brass vintage hardware",
                    "photo 4-5: no creed patch, no COACH wordmark, no hangtag visible in emptied interior views",
                    "photo 1,6: structured modern satchel silhouette with rolled top handles and thin detachable crossbody strap, no catalog Coach match"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone plated padlock on small rectangular plate (photos 1-3), matching gold-tone zipper with large rectangular pull (photo 5)",
                    "leather_description": "black pebbled-look synthetic material with chevron quilting on front (photos 1-3), smooth pebbled-look on back (photo 6); uniform texture, no natural scars or patina",
                    "lining_description": "beige with black leopard-spot printed polyester fabric lining visible in photos 4-5",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "even machine stitching around handles and edges, visible quilting stitches forming chevron pattern (photos 1-3)",
                    "strap_construction": "two short rolled top handles attached to top edge plus thin detachable crossbody shoulder strap (photos 1,3,6)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: silhouette, padlock-plate closure, chevron quilting, synthetic pebbled material, and leopard polyester lining are inconsistent with any vintage Coach catalog style",
                    "Condition: Like New to Excellent; exterior clean with no corner wear visible (photos 1,3,6), interior clean (photos 4-5)"
                ],
                "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": 23166,
            "output_tokens": 768,
            "total_tokens": 23934,
            "estimated_cost_usd": 0.01111
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 24079,
            "output_tokens": 1102,
            "total_tokens": 25181,
            "estimated_cost_usd": 0.005697
        }
    ]
}