Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.03,
    "vintage_probability": 0.115,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.76,
    "seller_misidentification_probability": 0.055,
    "confidence": 0.83,
    "recommended_max_bid": 9,
    "estimated_resale_low": 10,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a leather crossbody handbag with a flap and adjustable shoulder strap"
    ],
    "negative_evidence": [
        "photo 1: ostrich-embossed leather and bright silver-tone hardware do not match the usual smooth glove-tanned leather and solid brass hardware of classic vintage Coach",
        "photo 2: central decorative clasp is not a recognizable vintage Coach turnlock and appears unlike Coach classic hardware geometry",
        "photo 3: visible exterior zipper and construction are generic, with no Coach wordmark, carriage, hangtag, or other brand identifier",
        "photo 4: bright silver-tone hardware and fabric lining are inconsistent with many 1970s\u2013early-1990s Coach classics",
        "photo 5: white synthetic-looking lining is visible, but no sewn Coach creed patch or style tag can be seen",
        "photo 3: loose threads and uneven-looking edge\/stitching details reduce confidence in a premium Coach construction",
        "photo 1-2: orange ostrich-embossed leather, not vintage Coach glove-tanned cowhide",
        "photo 1-3: bright silver-tone plated hardware including cylinder twist-lock and lobster clips, not solid brass vintage Coach hardware",
        "photo 4: white synthetic satin-like lining with nylon zip, not unlined suede-back classic interior",
        "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 2: front lock is small cylinder twist-lock, not Coach Cashin turnlock geometry with wide oval back plate",
        "photo 3: exterior back zip with orange tape and contrast white stitching, not Coach classic construction"
    ],
    "missing_information": [
        "photo 5: no readable interior creed, serial\/style number, or country-of-manufacture line is shown",
        "photo 5: request a straight-on photograph of every interior wall, pocket, and seam for hidden labels",
        "photo 1: bottom, corners, and full side construction are not clearly documented",
        "photo 1: close-up photographs of the clasp, zipper pull, strap attachments, and any hardware markings are needed",
        "photo 1-4: no creed patch shown - request straight-on interior back-wall\/pocket photo",
        "photo 4: interior brand tag or Made-in tag not legible - request close-up",
        "photo 2-3: hardware engravings \/ zipper brand stamp not shown"
    ],
    "authenticity_concerns": [
        "photo 1: the ostrich embossing, bright silver hardware, decorative clasp, and thin strap construction are more consistent with an unbranded or other-brand fashion bag than Coach",
        "photo 5: absence of a visible creed or Coach identifier prevents establishing Coach manufacture",
        "photo 1-4: no Coach creed, wordmark, hangtag or branded hardware visible to authenticate"
    ],
    "possible_model_reasoning": [
        "photo 1: silhouette is a small flap crossbody, but the clasp, embossed leather, silver hardware, and lining do not correspond closely to a specific Coach classic model",
        "photo 5: no visible identifier supports dating; the construction is best classified as modern (2000s+), non-Coach",
        "photos 1-5: condition appears Good to Very Good based on creasing, edge wear, and loose threads; unseen bottom, odor, and full interior condition prevent a higher grade",
        "No Coach identifier visible in any photo so no Coach model match; silhouette is small flap-top crossbody with twist-lock and back zip, inconsistent with City Bag (9790), Willis (9927), Court (9870), Station (5130) or Dinky (9375) in leather, hardware, lining and closure. Condition: Good to Very Good; leather appears intact with light creasing (photo 2), edges show wear (photo 2-3), interior lining shows light soiling (photo 4), strap intact."
    ],
    "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: bright silver-tone metal strap clips and a central decorative flap clasp; no Coach engraving is legible",
        "leather_description": "photo 1: orange\/tan leather or leather-like material with regular ostrich embossing; surface appears coated and patterned rather than natural glove-tanned leather",
        "lining_description": "photo 5: light-colored fabric lining with an interior zip pocket; no brand label or creed is visible",
        "strap_construction": "photo 1: thin adjustable embossed-leather crossbody strap attached with small metal clips; loose thread is visible near one attachment",
        "stitching_description": "photos 2-5: visible perimeter stitching is generally even but some loose threads and worn edge areas are present"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0014,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.04,
                "vintage_probability": 0.18,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a leather crossbody handbag with a flap and adjustable shoulder strap"
                ],
                "negative_evidence": [
                    "photo 1: ostrich-embossed leather and bright silver-tone hardware do not match the usual smooth glove-tanned leather and solid brass hardware of classic vintage Coach",
                    "photo 2: central decorative clasp is not a recognizable vintage Coach turnlock and appears unlike Coach classic hardware geometry",
                    "photo 3: visible exterior zipper and construction are generic, with no Coach wordmark, carriage, hangtag, or other brand identifier",
                    "photo 4: bright silver-tone hardware and fabric lining are inconsistent with many 1970s\u2013early-1990s Coach classics",
                    "photo 5: white synthetic-looking lining is visible, but no sewn Coach creed patch or style tag can be seen",
                    "photo 3: loose threads and uneven-looking edge\/stitching details reduce confidence in a premium Coach construction"
                ],
                "missing_information": [
                    "photo 5: no readable interior creed, serial\/style number, or country-of-manufacture line is shown",
                    "photo 5: request a straight-on photograph of every interior wall, pocket, and seam for hidden labels",
                    "photo 1: bottom, corners, and full side construction are not clearly documented",
                    "photo 1: close-up photographs of the clasp, zipper pull, strap attachments, and any hardware markings are needed"
                ],
                "authenticity_concerns": [
                    "photo 1: the ostrich embossing, bright silver hardware, decorative clasp, and thin strap construction are more consistent with an unbranded or other-brand fashion bag than Coach",
                    "photo 5: absence of a visible creed or Coach identifier prevents establishing Coach manufacture"
                ],
                "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: bright silver-tone metal strap clips and a central decorative flap clasp; no Coach engraving is legible",
                    "leather_description": "photo 1: orange\/tan leather or leather-like material with regular ostrich embossing; surface appears coated and patterned rather than natural glove-tanned leather",
                    "lining_description": "photo 5: light-colored fabric lining with an interior zip pocket; no brand label or creed is visible",
                    "strap_construction": "photo 1: thin adjustable embossed-leather crossbody strap attached with small metal clips; loose thread is visible near one attachment",
                    "stitching_description": "photos 2-5: visible perimeter stitching is generally even but some loose threads and worn edge areas are present"
                },
                "possible_model_reasoning": [
                    "photo 1: silhouette is a small flap crossbody, but the clasp, embossed leather, silver hardware, and lining do not correspond closely to a specific Coach classic model",
                    "photo 5: no visible identifier supports dating; the construction is best classified as modern (2000s+), non-Coach",
                    "photos 1-5: condition appears Good to Very Good based on creasing, edge wear, and loose threads; unseen bottom, odor, and full interior condition prevent a higher grade"
                ],
                "confidence": 0.86,
                "recommended_max_bid": 10,
                "estimated_resale_low": 10,
                "estimated_resale_high": 35
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-4: no Coach creed, wordmark, hangtag or branded hardware visible to authenticate"
                ],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.02,
                "confidence": 0.8,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1-4: no creed patch shown - request straight-on interior back-wall\/pocket photo",
                    "photo 4: interior brand tag or Made-in tag not legible - request close-up",
                    "photo 2-3: hardware engravings \/ zipper brand stamp not shown"
                ],
                "negative_evidence": [
                    "photo 1-2: orange ostrich-embossed leather, not vintage Coach glove-tanned cowhide",
                    "photo 1-3: bright silver-tone plated hardware including cylinder twist-lock and lobster clips, not solid brass vintage Coach hardware",
                    "photo 4: white synthetic satin-like lining with nylon zip, not unlined suede-back classic interior",
                    "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 2: front lock is small cylinder twist-lock, not Coach Cashin turnlock geometry with wide oval back plate",
                    "photo 3: exterior back zip with orange tape and contrast white stitching, not Coach classic construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone plated hardware: small cylinder twist-lock front closure, side snaps\/rivets, lobster-claw strap clips, back orange-coil zip with plain metal pull",
                    "leather_description": "orange\/tan ostrich-quill embossed leather body and strap, smooth coated finish, not glove-tanned cowhide",
                    "lining_description": "white synthetic satin-type fabric lining with interior zip pocket, not unlined suede",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "white\/contrast topstitching visible around top edge and back zip and strap tab, even but not tone-matched Coach classic stitching",
                    "strap_construction": "thin flat adjustable crossbody strap in same embossed leather with buckle adjustment, attached by silver-tone swivel lobster clips",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifier visible in any photo so no Coach model match; silhouette is small flap-top crossbody with twist-lock and back zip, inconsistent with City Bag (9790), Willis (9927), Court (9870), Station (5130) or Dinky (9375) in leather, hardware, lining and closure. Condition: Good to Very Good; leather appears intact with light creasing (photo 2), edges show wear (photo 2-3), interior lining shows light soiling (photo 4), strap intact."
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 24217,
            "output_tokens": 909,
            "total_tokens": 25126,
            "estimated_cost_usd": 0.011868
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 25188,
            "output_tokens": 1585,
            "total_tokens": 26773,
            "estimated_cost_usd": 0.006306
        }
    ]
}