Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.025,
    "vintage_probability": 0.54,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.685,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.86,
    "recommended_max_bid": 12.5,
    "estimated_resale_low": 15,
    "estimated_resale_high": 45,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a leather shoulder bag with flap construction and an adjustable long strap",
        "photo 1: substantial floral\/peacock-style tooling and decorative laced edging are visible",
        "photo 1-4: leather shoulder flap bag of a size\/shape that could be confused at thrift scale, but no Coach-specific identifiers"
    ],
    "negative_evidence": [
        "photo 1: no visible COACH wordmark, carriage logo, hangtag, or Coach-style turnlock",
        "photo 1: ornate Western tooling, contrast edging, and laced perimeter are unlike the smooth, restrained construction of common vintage Coach classics",
        "photos 2-4: interior is multi-compartment and zippered, with no visible Coach creed patch or fabric identification tag",
        "photo 2: flap closure uses a small rectangular-looking hardware piece rather than a recognizable vintage Coach turnlock",
        "photo 1: all-over hand-tooled floral\/peacock carving with burnished finish - never used on vintage Coach glove-tanned classics which are smooth tone-on-tone",
        "photo 2, photo 3: whip-stitched\/laced flap edges around entire perimeter - not Coach construction",
        "photo 2-4: raw suede-like interior with zip compartments and no rectangular leather creed patch visible on back wall",
        "photo 1-3: no COACH wordmark, horse-and-carriage, turnlock, solid-brass dogleash clips, or leather hangtag visible",
        "photo 2-4: flap closure uses rectangular slot\/frame, not Coach Cashin turnlock geometry"
    ],
    "missing_information": [
        "Straight-on close-up of the closure hardware and its reverse",
        "Close-up of every interior wall and pocket seam for labels or stamps",
        "Full exterior back, sides, bottom, and all strap attachment points",
        "Close-up of zipper pulls and any maker markings",
        "Seller-stated dimensions and confirmation of material\/origin",
        "photo 1-4: no creed patch, wordmark, or hangtag visible - request close-up of any interior stamps or labels",
        "photo 2-4: zipper pull brand stamps not legible - request macro of pulls",
        "photo 1-4: bottom, side, and hardware close-ups not shown"
    ],
    "authenticity_concerns": [
        "The visible construction is consistent with a generic tooled-leather Western\/boho bag rather than a Coach design.",
        "No Coach identifier is visible in the supplied photos; silhouette and leather alone are insufficient to attribute it to Coach."
    ],
    "possible_model_reasoning": [
        "No Coach model is a plausible match because the tooling, laced edging, closure, and multi-zipper construction do not correspond to the listed classic Coach silhouettes.",
        "Condition: Good; visible interior discoloration, creasing, and age-related wear are present in photos 2-4, while strap and zipper function cannot be verified from photos.",
        "No Coach model fits: tooled carved finish, laced edges, slot closure, and absent creed\/wordmark\/hardware are inconsistent with all Classic glove-tanned catalog styles (City Bag 9790, Willis 9927, Court 9870, etc.); silhouette is generic Western\/boho tooled bag. Condition: Good to Fair; exterior shows normal use wear (photo 1), interior shows discoloration and age wear (photo 2, photo 4), full corner\/bottom condition unknown."
    ],
    "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 2: small rectangular closure hardware is visible on the flap; zipper hardware is visible in photos 3-4. No Coach engraving is legible.",
        "leather_description": "photos 1-4: warm brown leather with extensive floral\/peacock tooling, smooth interior leather surfaces, and decorative laced edges.",
        "lining_description": "photos 2-4: leather or leather-like interior compartments with visible discoloration and wear; no textile lining or Coach label is visible.",
        "strap_construction": "photos 1 and 3: long narrow adjustable shoulder strap with visible buckle\/attachment hardware; full construction and condition are not shown.",
        "stitching_description": "photos 1-3: prominent decorative perimeter lacing\/stitching around the flap and bag edges; ordinary seam stitching is only partly visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0029,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.58,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a leather shoulder bag with flap construction and an adjustable long strap",
                    "photo 1: substantial floral\/peacock-style tooling and decorative laced edging are visible"
                ],
                "negative_evidence": [
                    "photo 1: no visible COACH wordmark, carriage logo, hangtag, or Coach-style turnlock",
                    "photo 1: ornate Western tooling, contrast edging, and laced perimeter are unlike the smooth, restrained construction of common vintage Coach classics",
                    "photos 2-4: interior is multi-compartment and zippered, with no visible Coach creed patch or fabric identification tag",
                    "photo 2: flap closure uses a small rectangular-looking hardware piece rather than a recognizable vintage Coach turnlock"
                ],
                "missing_information": [
                    "Straight-on close-up of the closure hardware and its reverse",
                    "Close-up of every interior wall and pocket seam for labels or stamps",
                    "Full exterior back, sides, bottom, and all strap attachment points",
                    "Close-up of zipper pulls and any maker markings",
                    "Seller-stated dimensions and confirmation of material\/origin"
                ],
                "authenticity_concerns": [
                    "The visible construction is consistent with a generic tooled-leather Western\/boho bag rather than a Coach design.",
                    "No Coach identifier is visible in the supplied photos; silhouette and leather alone are insufficient to attribute it to Coach."
                ],
                "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 2: small rectangular closure hardware is visible on the flap; zipper hardware is visible in photos 3-4. No Coach engraving is legible.",
                    "leather_description": "photos 1-4: warm brown leather with extensive floral\/peacock tooling, smooth interior leather surfaces, and decorative laced edges.",
                    "lining_description": "photos 2-4: leather or leather-like interior compartments with visible discoloration and wear; no textile lining or Coach label is visible.",
                    "strap_construction": "photos 1 and 3: long narrow adjustable shoulder strap with visible buckle\/attachment hardware; full construction and condition are not shown.",
                    "stitching_description": "photos 1-3: prominent decorative perimeter lacing\/stitching around the flap and bag edges; ordinary seam stitching is only partly visible."
                },
                "possible_model_reasoning": [
                    "No Coach model is a plausible match because the tooling, laced edging, closure, and multi-zipper construction do not correspond to the listed classic Coach silhouettes.",
                    "Condition: Good; visible interior discoloration, creasing, and age-related wear are present in photos 2-4, while strap and zipper function cannot be verified from photos."
                ],
                "confidence": 0.87,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 50
            }
        },
        {
            "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": 40,
                "estimated_resale_low": 15,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1-4: no creed patch, wordmark, or hangtag visible - request close-up of any interior stamps or labels",
                    "photo 2-4: zipper pull brand stamps not legible - request macro of pulls",
                    "photo 1-4: bottom, side, and hardware close-ups not shown"
                ],
                "negative_evidence": [
                    "photo 1: all-over hand-tooled floral\/peacock carving with burnished finish - never used on vintage Coach glove-tanned classics which are smooth tone-on-tone",
                    "photo 2, photo 3: whip-stitched\/laced flap edges around entire perimeter - not Coach construction",
                    "photo 2-4: raw suede-like interior with zip compartments and no rectangular leather creed patch visible on back wall",
                    "photo 1-3: no COACH wordmark, horse-and-carriage, turnlock, solid-brass dogleash clips, or leather hangtag visible",
                    "photo 2-4: flap closure uses rectangular slot\/frame, not Coach Cashin turnlock geometry"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "rectangular flap slot in photo 2; zipper teeth visible in photo 4 but pull stamps not legible; no solid-brass turnlock, buckle, or dogleash clips visible",
                    "leather_description": "photo 1, photo 3: medium-brown tooled leather with deep floral\/peacock carving and burnished highlights, laced edges; not Coach smooth glove-tanned cowhide",
                    "lining_description": "photo 2, photo 4: unlined tan suede-like interior with discoloration\/wear; zippered compartments, no fabric lining visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 1-3: decorative edge lacing\/whip-stitch around flap and body, not Coach matched straight stitching",
                    "strap_construction": "photo 1, photo 3: thin flat tan leather shoulder strap, single fixed length with holes, no brass buckle slide or dogleash clips visible",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1-4: leather shoulder flap bag of a size\/shape that could be confused at thrift scale, but no Coach-specific identifiers"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: tooled carved finish, laced edges, slot closure, and absent creed\/wordmark\/hardware are inconsistent with all Classic glove-tanned catalog styles (City Bag 9790, Willis 9927, Court 9870, etc.); silhouette is generic Western\/boho tooled bag. Condition: Good to Fair; exterior shows normal use wear (photo 1), interior shows discoloration and age wear (photo 2, photo 4), full corner\/bottom condition unknown."
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.5
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17244,
            "output_tokens": 834,
            "total_tokens": 18078,
            "estimated_cost_usd": 0.008899
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17713,
            "output_tokens": 1116,
            "total_tokens": 18829,
            "estimated_cost_usd": 0.004435
        }
    ]
}