Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.69,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.845,
    "recommended_max_bid": 9,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: Bag has a highly glossy, padded woven-panel construction and an oversized interlocking chain strap, unlike the visible construction of classic vintage Coach leather bags.",
        "photo 4: Interior flap shows round snap hardware and small decorative plaques, not a Coach creed patch or vintage Coach turnlock.",
        "photo 1: The chain hardware is oversized and fashion-oriented; no Coach wordmark, carriage, or recognizable Coach identifier is visible.",
        "photo 5: Exterior construction appears modern and synthetic or coated rather than glove-tanned natural leather.",
        "photo 1-5: puffy padded woven cassette silhouette with oversized chunky gold chain - not a Coach catalog silhouette from any era",
        "photo 1-5: bright high-polish gold-tone chunky chain hardware, not vintage solid brass turnlock\/dogleash Coach hardware",
        "photo 4: magnetic snap closure, not Coach turnlock; no turnlock present in any photo",
        "photo 4: no creed patch, no COACH wordmark, no hangtag visible on interior flap or body",
        "photo 1-3,5: high-sheen smooth puffy material with quilted look consistent with modern fast-fashion faux leather, not glove-tanned cowhide"
    ],
    "missing_information": [
        "photo 4: Interior lining and any sewn-in brand or care label are not shown clearly.",
        "A straight-on close-up of the interior labels, decorative plaques, and all hardware markings is needed.",
        "Material composition and dimensions are not provided.",
        "Bottom, corner, and strap-attachment close-ups are incomplete.",
        "photo 4: interior lining, back wall and pockets not shown - no creed patch visible to verify",
        "photo 1-5: bottom, corners and side profile not shown",
        "photo 1-5: close-up of hardware stamps, zipper brand, or Made-in tag not shown",
        "seller-stated dimensions, materials and strap length not provided"
    ],
    "authenticity_concerns": [
        "The bag's glossy padded construction, oversized chain, and snap closure are inconsistent with the classic vintage Coach silhouettes in the reference catalog.",
        "No visible creed, serial\/style number, Coach wordmark, or horse-and-carriage identifier supports Coach manufacture.",
        "The material may be faux or coated synthetic; this would strongly weigh against vintage Coach, but the material cannot be confirmed from photos alone."
    ],
    "possible_model_reasoning": [
        "No Coach identifier visible in any photo: no creed, no serial, no wordmark, no hangtag, no turnlock",
        "Silhouette, puffy intrecciato-like weave, magnetic snap and chunky chain are modern Bottega Veneta Cassette-style fast-fashion dupe, not listed in Coach classic or modern catalog",
        "Materials and hardware - shiny faux-like leather and bright plated chain - point to modern (2000s+) non-Coach manufacture",
        "Condition: Like New to Excellent based on exterior only - clean panels, no corner wear visible, hardware bright (photos 1-5); interior, bottom and strap wear unknown so grade capped"
    ],
    "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: Large gold-tone interlocking chain strap. photo 4: Round snap closures and small decorative plaques are visible; markings are not legible.",
        "leather_description": "photo 1: Glossy black, padded woven-panel material; natural leather is not apparent from the photos.",
        "lining_description": "not_visible",
        "strap_construction": "photos 1, 2, and 5: Long gold-tone chain strap with large interlocking links, apparently attached at the upper sides.",
        "stitching_description": "photos 1 and 3: Visible panel seams are generally regular, but stitching quality and stress points are not shown in sufficient detail."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0012,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: Bag has a highly glossy, padded woven-panel construction and an oversized interlocking chain strap, unlike the visible construction of classic vintage Coach leather bags.",
                    "photo 4: Interior flap shows round snap hardware and small decorative plaques, not a Coach creed patch or vintage Coach turnlock.",
                    "photo 1: The chain hardware is oversized and fashion-oriented; no Coach wordmark, carriage, or recognizable Coach identifier is visible.",
                    "photo 5: Exterior construction appears modern and synthetic or coated rather than glove-tanned natural leather."
                ],
                "missing_information": [
                    "photo 4: Interior lining and any sewn-in brand or care label are not shown clearly.",
                    "A straight-on close-up of the interior labels, decorative plaques, and all hardware markings is needed.",
                    "Material composition and dimensions are not provided.",
                    "Bottom, corner, and strap-attachment close-ups are incomplete."
                ],
                "authenticity_concerns": [
                    "The bag's glossy padded construction, oversized chain, and snap closure are inconsistent with the classic vintage Coach silhouettes in the reference catalog.",
                    "No visible creed, serial\/style number, Coach wordmark, or horse-and-carriage identifier supports Coach manufacture.",
                    "The material may be faux or coated synthetic; this would strongly weigh against vintage Coach, but the material cannot be confirmed from photos alone."
                ],
                "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: Large gold-tone interlocking chain strap. photo 4: Round snap closures and small decorative plaques are visible; markings are not legible.",
                    "leather_description": "photo 1: Glossy black, padded woven-panel material; natural leather is not apparent from the photos.",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 1, 2, and 5: Long gold-tone chain strap with large interlocking links, apparently attached at the upper sides.",
                    "stitching_description": "photos 1 and 3: Visible panel seams are generally regular, but stitching quality and stress points are not shown in sufficient detail."
                },
                "possible_model_reasoning": [],
                "confidence": 0.84,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 4: interior lining, back wall and pockets not shown - no creed patch visible to verify",
                    "photo 1-5: bottom, corners and side profile not shown",
                    "photo 1-5: close-up of hardware stamps, zipper brand, or Made-in tag not shown",
                    "seller-stated dimensions, materials and strap length not provided"
                ],
                "negative_evidence": [
                    "photo 1-5: puffy padded woven cassette silhouette with oversized chunky gold chain - not a Coach catalog silhouette from any era",
                    "photo 1-5: bright high-polish gold-tone chunky chain hardware, not vintage solid brass turnlock\/dogleash Coach hardware",
                    "photo 4: magnetic snap closure, not Coach turnlock; no turnlock present in any photo",
                    "photo 4: no creed patch, no COACH wordmark, no hangtag visible on interior flap or body",
                    "photo 1-3,5: high-sheen smooth puffy material with quilted look consistent with modern fast-fashion faux leather, not glove-tanned cowhide"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "oversized chunky bright gold-tone chain-link shoulder strap and short top handle; round silver-tone magnetic snap seen in photo 4; no turnlock, no brass dogleash clips, no COACH stamping visible",
                    "leather_description": "black smooth puffy padded woven panels with high sheen; appears synthetic \/ faux leather, not matte glove-tanned cowhide; no patina, no natural grain characteristics",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight edge stitching along flap edge visible in photo 4; no detailed stitching visible elsewhere",
                    "strap_construction": "long chunky gold-tone chain crossbody strap plus shorter chunky chain top handle section, attached at sides; no leather buckle-adjustable strap, no dogleash clips",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifier visible in any photo: no creed, no serial, no wordmark, no hangtag, no turnlock",
                    "Silhouette, puffy intrecciato-like weave, magnetic snap and chunky chain are modern Bottega Veneta Cassette-style fast-fashion dupe, not listed in Coach classic or modern catalog",
                    "Materials and hardware - shiny faux-like leather and bright plated chain - point to modern (2000s+) non-Coach manufacture",
                    "Condition: Like New to Excellent based on exterior only - clean panels, no corner wear visible, hardware bright (photos 1-5); interior, bottom and strap wear unknown so grade capped"
                ],
                "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": 21985,
            "output_tokens": 672,
            "total_tokens": 22657,
            "estimated_cost_usd": 0.010407
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 22780,
            "output_tokens": 1352,
            "total_tokens": 24132,
            "estimated_cost_usd": 0.005638
        }
    ]
}