Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.02,
    "vintage_probability": 0.74,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.8,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.895,
    "recommended_max_bid": 9,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: bag is a fabric evening purse with a gathered body, metal kiss-lock frame, and chain strap rather than a Coach leather handbag.",
        "photo 2: black satin-like lining and rayon\/faille-style textile are visible; no leather creed patch, Coach wordmark, carriage, or style number is shown.",
        "photo 3: exterior is textile with no visible Coach branding or leather construction.",
        "photo 4: frame closure and chain strap are visible, but the clasp is a kiss-lock rather than a Coach turnlock.",
        "photo 5: interior shows satin lining and a bow detail, unlike the typical leather construction and identifiers expected for vintage Coach.",
        "photo 6: no Coach hangtag, creed, or other brand identifier is visible.",
        "photo 1-6: body is black rayon peau de faille fabric, not glove-tanned leather",
        "photo 2: black satin lining, not unlined suede interior",
        "photo 1,4,5,6: kisslock frame purse with chain strap, no turnlock, no creed patch, no hangtag, no COACH wordmark visible",
        "photo 4: gold-tone kiss frame and chain hardware, not solid brass Coach turnlock hardware"
    ],
    "missing_information": [
        "photo 1-6: no readable brand label, interior maker label, or creed patch is shown.",
        "photo 2 and photo 5: request close-ups of all interior seams and pockets for any sewn-in label.",
        "photo 4: request close-ups of the frame, clasp, and any hardware markings if brand attribution is important.",
        "photo 1-6: exact date cannot be verified from the provided views."
    ],
    "authenticity_concerns": [
        "photo 1-6: no evidence suggests a Coach replica specifically; the item appears to be a generic or independently made vintage textile evening purse rather than a Coach bag."
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match: the kiss-lock frame, textile construction, satin lining, and chain strap are characteristic of a vintage evening purse, not the leather Coach catalog models in the reference set.",
        "Seller states '1950s' in the listing description, but the date is not independently verifiable from the photos.",
        "Condition appears approximately Very Good based on intact visible exterior and hardware, although interior odors, hidden stains, and frame function cannot be assessed.",
        "No Coach identifiers visible in any of 6 photos: no creed, no wordmark, no hangtag, no brass turnlock",
        "Materials and form are inconsistent with Coach: rayon fabric body + satin lining + kisslock frame + chain strap vs Coach glove-tanned leather + brass turnlock + unlined suede interior",
        "Silhouette is 1950s evening kisslock bag as described, not any catalog Coach style in \u00a74; Cashin kisslock bags were leather with different hardware and labels",
        "Condition: Excellent per photos; fabric appears clean, satin intact, frame bright (photos 1-6), no bottom wear shown"
    ],
    "estimated_era": "unknown",
    "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, photo 4, photo 5, photo 6: gold-tone metal kiss-lock frame, small ball-shaped clasp elements, and a linked chain strap; no Coach engraving is visible.",
        "leather_description": "photo 1-6: no leather body or leather trim is visible; body appears to be black textile.",
        "lining_description": "photo 2, photo 5, photo 6: black satin-like lining with gathered fabric construction is visible.",
        "strap_construction": "photo 1, photo 4, photo 6: thin metal chain attached at the frame; seller states approximately 5\u00bd-inch drop.",
        "stitching_description": "photo 2, photo 5, photo 6: gathered textile seams are visible, but stitching quality and internal seam finishing are not sufficiently shown for detailed assessment."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0018,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.78,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.9,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "unknown",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: bag is a fabric evening purse with a gathered body, metal kiss-lock frame, and chain strap rather than a Coach leather handbag.",
                    "photo 2: black satin-like lining and rayon\/faille-style textile are visible; no leather creed patch, Coach wordmark, carriage, or style number is shown.",
                    "photo 3: exterior is textile with no visible Coach branding or leather construction.",
                    "photo 4: frame closure and chain strap are visible, but the clasp is a kiss-lock rather than a Coach turnlock.",
                    "photo 5: interior shows satin lining and a bow detail, unlike the typical leather construction and identifiers expected for vintage Coach.",
                    "photo 6: no Coach hangtag, creed, or other brand identifier is visible."
                ],
                "missing_information": [
                    "photo 1-6: no readable brand label, interior maker label, or creed patch is shown.",
                    "photo 2 and photo 5: request close-ups of all interior seams and pockets for any sewn-in label.",
                    "photo 4: request close-ups of the frame, clasp, and any hardware markings if brand attribution is important.",
                    "photo 1-6: exact date cannot be verified from the provided views."
                ],
                "authenticity_concerns": [
                    "photo 1-6: no evidence suggests a Coach replica specifically; the item appears to be a generic or independently made vintage textile evening purse 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, photo 4, photo 5, photo 6: gold-tone metal kiss-lock frame, small ball-shaped clasp elements, and a linked chain strap; no Coach engraving is visible.",
                    "leather_description": "photo 1-6: no leather body or leather trim is visible; body appears to be black textile.",
                    "lining_description": "photo 2, photo 5, photo 6: black satin-like lining with gathered fabric construction is visible.",
                    "strap_construction": "photo 1, photo 4, photo 6: thin metal chain attached at the frame; seller states approximately 5\u00bd-inch drop.",
                    "stitching_description": "photo 2, photo 5, photo 6: gathered textile seams are visible, but stitching quality and internal seam finishing are not sufficiently shown for detailed assessment."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match: the kiss-lock frame, textile construction, satin lining, and chain strap are characteristic of a vintage evening purse, not the leather Coach catalog models in the reference set.",
                    "Seller states '1950s' in the listing description, but the date is not independently verifiable from the photos.",
                    "Condition appears approximately Very Good based on intact visible exterior and hardware, although interior odors, hidden stains, and frame function cannot be assessed."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 10,
                "estimated_resale_low": 10,
                "estimated_resale_high": 40
            }
        },
        {
            "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": 0.98,
                "missing_information": [],
                "negative_evidence": [
                    "photo 1-6: body is black rayon peau de faille fabric, not glove-tanned leather",
                    "photo 2: black satin lining, not unlined suede interior",
                    "photo 1,4,5,6: kisslock frame purse with chain strap, no turnlock, no creed patch, no hangtag, no COACH wordmark visible",
                    "photo 4: gold-tone kiss frame and chain hardware, not solid brass Coach turnlock hardware"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone kisslock frame with ball clasp and thin chain strap; photo 1,4,6",
                    "leather_description": "no leather visible; black rayon peau de faille fabric body per seller and photos 1,3,4",
                    "lining_description": "black satin lining visible photo 2 and photo 5-6",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "thin gold-tone metal chain strap attached to frame rings, 5.5 inch drop per seller; photo 1,4,6",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifiers visible in any of 6 photos: no creed, no wordmark, no hangtag, no brass turnlock",
                    "Materials and form are inconsistent with Coach: rayon fabric body + satin lining + kisslock frame + chain strap vs Coach glove-tanned leather + brass turnlock + unlined suede interior",
                    "Silhouette is 1950s evening kisslock bag as described, not any catalog Coach style in \u00a74; Cashin kisslock bags were leather with different hardware and labels",
                    "Condition: Excellent per photos; fabric appears clean, satin intact, frame bright (photos 1-6), no bottom wear shown"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.7
            }
        }
    ],
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            "estimated_cost_usd": 0.009266
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            "model_name": "meta:muse-spark-1.3-contributor",
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}