Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.39,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.825,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.925,
    "recommended_max_bid": 9,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 32.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a small shoulder\/crossbody handbag with a long strap and decorative tassels.",
        "photo 6: Interior opening and zipper are clearly visible."
    ],
    "negative_evidence": [
        "photo 1: Exterior is densely covered in multicolor seed beads with a decorative radial pattern; this is not characteristic of vintage Coach leather handbag construction.",
        "photo 4: No visible Coach wordmark, horse-and-carriage mark, leather hangtag, or creed patch.",
        "photo 6: Interior appears to be shiny synthetic fabric rather than the suede-backed or era-appropriate Coach lining expected in classic vintage leather styles.",
        "photo 5: Strap is a braided cord and the side construction is beaded\/textile, with no visible Coach-style leather strap hardware or turnlock.",
        "photo 1: The listing's seller brand is 'Vintage,' but the seller's 80s\/90s dating is not independently verifiable from the photos.",
        "photo 1-4: body is all-over glass beadwork in shell shape, not glove-tanned leather - Coach 1970s-1990s classics are smooth leather",
        "photo 6: black satin-like synthetic lining, not unlined suede-back glove-tanned interior",
        "photo 1-5: no solid brass turnlock, buckles, D-rings or dogleash clips; strap is twisted fabric cord with tassels",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 6: small light-colored interior label consistent with seller-stated Ann Green, not a Coach creed patch"
    ],
    "missing_information": [
        "A clear photograph of any interior label, maker tag, or stamp.",
        "A photograph of the back and underside of the bag.",
        "Close-ups of the zipper pull, strap attachment, and interior construction.",
        "Seller-stated dimensions appear to describe strap length ambiguously; confirm the bag body dimensions and drop length.",
        "photo 6: interior maker label is blurred\/illegible - close-up needed to confirm Ann Green attribution"
    ],
    "authenticity_concerns": [
        "The visible materials and construction are inconsistent with the classic glove-tanned leather and brass-hardware Coach handbag population.",
        "No Coach identifier is visible in the provided photos; this appears to be a non-Coach beaded accessory bag rather than a mislabeled Coach bag."
    ],
    "possible_model_reasoning": [
        "The silhouette is a small beaded crossbody or shoulder purse, not a recognizable Coach leather model such as a Dinky, Pocket Purse, or Convertible Clutch.",
        "The beadwork, cord strap, tassels, and shiny textile lining point toward a decorative vintage-style accessory bag; the photos do not provide evidence for a Coach production model.",
        "Condition: Very Good based on the visible exterior; beadwork appears generally intact, though the interior and attachment points are only partially shown. Minor loose-looking fibers are visible around the side tassels in photo 4.",
        "No Coach identifiers visible in any of 6 photos; beaded evening-bag construction, cord strap, and satin lining are inconsistent with any Coach leather era per skill 1 and 3",
        "Seller attribution to Ann Green is plausible for this 80s-90s beaded shell crossbody type and no Coach model matches silhouette, closure, or materials",
        "Condition: Very Good; beadwork appears intact and uniform (photo 2, photo 4), lining clean (photo 6), no bottom\/interior damage shown"
    ],
    "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, photo 5: No turnlock or Coach-marked hardware is visible; side attachments appear to be textile\/beaded with black tassels.",
        "leather_description": "photo 1, photo 4: No leather exterior is visible; the body is covered in small black, pink, and metallic\/gold-toned beads.",
        "lining_description": "photo 6: Shiny dark synthetic-looking fabric lining is visible, with a zipper opening and a small interior pocket or fold.",
        "strap_construction": "photo 1, photo 2, photo 3: Long black braided cord shoulder strap attached at the sides; no leather strap or adjustment hardware is visible.",
        "stitching_description": "not_visible - construction is beadwork, no leather stitching visible"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0071,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.18,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.9,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a small shoulder\/crossbody handbag with a long strap and decorative tassels.",
                    "photo 6: Interior opening and zipper are clearly visible."
                ],
                "negative_evidence": [
                    "photo 1: Exterior is densely covered in multicolor seed beads with a decorative radial pattern; this is not characteristic of vintage Coach leather handbag construction.",
                    "photo 4: No visible Coach wordmark, horse-and-carriage mark, leather hangtag, or creed patch.",
                    "photo 6: Interior appears to be shiny synthetic fabric rather than the suede-backed or era-appropriate Coach lining expected in classic vintage leather styles.",
                    "photo 5: Strap is a braided cord and the side construction is beaded\/textile, with no visible Coach-style leather strap hardware or turnlock.",
                    "photo 1: The listing's seller brand is 'Vintage,' but the seller's 80s\/90s dating is not independently verifiable from the photos."
                ],
                "missing_information": [
                    "A clear photograph of any interior label, maker tag, or stamp.",
                    "A photograph of the back and underside of the bag.",
                    "Close-ups of the zipper pull, strap attachment, and interior construction.",
                    "Seller-stated dimensions appear to describe strap length ambiguously; confirm the bag body dimensions and drop length."
                ],
                "authenticity_concerns": [
                    "The visible materials and construction are inconsistent with the classic glove-tanned leather and brass-hardware Coach handbag population.",
                    "No Coach identifier is visible in the provided photos; this appears to be a non-Coach beaded accessory bag rather than a mislabeled 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 5: No turnlock or Coach-marked hardware is visible; side attachments appear to be textile\/beaded with black tassels.",
                    "leather_description": "photo 1, photo 4: No leather exterior is visible; the body is covered in small black, pink, and metallic\/gold-toned beads.",
                    "lining_description": "photo 6: Shiny dark synthetic-looking fabric lining is visible, with a zipper opening and a small interior pocket or fold.",
                    "strap_construction": "photo 1, photo 2, photo 3: Long black braided cord shoulder strap attached at the sides; no leather strap or adjustment hardware is visible.",
                    "stitching_description": "not_visible"
                },
                "possible_model_reasoning": [
                    "The silhouette is a small beaded crossbody or shoulder purse, not a recognizable Coach leather model such as a Dinky, Pocket Purse, or Convertible Clutch.",
                    "The beadwork, cord strap, tassels, and shiny textile lining point toward a decorative vintage-style accessory bag; the photos do not provide evidence for a Coach production model.",
                    "Condition: Very Good based on the visible exterior; beadwork appears generally intact, though the interior and attachment points are only partially shown. Minor loose-looking fibers are visible around the side tassels in photo 4."
                ],
                "confidence": 0.93,
                "recommended_max_bid": 10,
                "estimated_resale_low": 15,
                "estimated_resale_high": 40
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.92,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 6: interior maker label is blurred\/illegible - close-up needed to confirm Ann Green attribution"
                ],
                "negative_evidence": [
                    "photo 1-4: body is all-over glass beadwork in shell shape, not glove-tanned leather - Coach 1970s-1990s classics are smooth leather",
                    "photo 6: black satin-like synthetic lining, not unlined suede-back glove-tanned interior",
                    "photo 1-5: no solid brass turnlock, buckles, D-rings or dogleash clips; strap is twisted fabric cord with tassels",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 6: small light-colored interior label consistent with seller-stated Ann Green, not a Coach creed patch"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "no brass hardware visible; top zip closure with beaded edge; strap anchors with fabric tassels",
                    "leather_description": "not leather - all-over black\/pink\/gold glass beadwork on fabric base",
                    "lining_description": "photo 6: black satin-like synthetic lining, zip top interior",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible - construction is beadwork, no leather stitching visible",
                    "strap_construction": "photo 1-2: long black twisted rope\/cord crossbody strap, non-adjustable, with side tassels",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifiers visible in any of 6 photos; beaded evening-bag construction, cord strap, and satin lining are inconsistent with any Coach leather era per skill 1 and 3",
                    "Seller attribution to Ann Green is plausible for this 80s-90s beaded shell crossbody type and no Coach model matches silhouette, closure, or materials",
                    "Condition: Very Good; beadwork appears intact and uniform (photo 2, photo 4), lining clean (photo 6), no bottom\/interior damage shown"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.6
            }
        }
    ],
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            "model_name": "meta:muse-spark-1.3-contributor",
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}