Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.03,
    "vintage_probability": 0.24,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.79,
    "seller_misidentification_probability": 0.075,
    "confidence": 0.86,
    "recommended_max_bid": 15,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 40,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a structured handbag with a top handle and long detachable shoulder strap",
        "photo 2: visible leather-like construction and metal strap hardware"
    ],
    "negative_evidence": [
        "photo 1: prominent sculptural animal-head clasp is not a recognizable Coach turnlock or horse-and-carriage logo",
        "photo 1: body has a highly irregular pebble\/textured finish unlike typical Coach glove-tanned leather or Coach signature canvas",
        "photo 3: interior is black fabric or synthetic material and shows no visible Coach creed patch",
        "photo 4: clasp hardware is a round snap\/button rather than a Coach-style turning-tab lock",
        "photo 5: close-up shows an irregular exotic-looking texture with no recognizable Coach pattern",
        "photo 6: visible hardware has patina and no legible Coach engraving or wordmark",
        "listing title: seller describes it as an unknown artisan bag, which is consistent with the absence of Coach identifiers",
        "photo 1: front clasp is sculptural leaf\/organic brass applique, not Coach turnlock geometry",
        "photo 4, photo 6: closure is large magnetic snap pair, not Coach turnlock",
        "photo 1, photo 2, photo 5: body is lizard-embossed coated leather with black suede flap - not vintage Coach glove-tanned cowhide",
        "photo 3: interior is fully lined in smooth black material with inset zip pocket, no unlined suede back and no creed patch visible",
        "photo 1, photo 2: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible in any view",
        "photo 1, photo 2: silhouette - rigid top-handle satchel with suede envelope flap and embossed sides - matches no catalog classic (City Bag, Willis, Court, Station, Dinky, etc.)"
    ],
    "missing_information": [
        "straight-on close-up of every interior wall and pocket seam to confirm no hidden creed or fabric tag",
        "close-ups of the clasp, zipper pull, and strap hardware for maker marks",
        "bottom, side, and corner photos",
        "seller-stated dimensions, material composition, and any interior or exterior labels",
        "photo of interior back wall \/ slip pocket straight-on for creed check (photo 3 shows interior but no creed patch visible)",
        "close-up of any maker stamp, fabric tag, or Made-in line",
        "bottom and side views for construction and wear",
        "confirmation of lining material and exterior material (leather vs bonded\/PU)"
    ],
    "authenticity_concerns": [
        "No Coach identifier is visible despite clear views of the exterior and interior",
        "The sculptural animal clasp and irregular textured body are inconsistent with the documented vintage Coach classic model range",
        "The apparent synthetic or heavily textured lining\/body construction does not match the usual unlined glove-tanned construction of vintage Coach classics"
    ],
    "possible_model_reasoning": [
        "No listed Coach model is a convincing match: the sculptural clasp, irregular textured body, and lined interior do not fit the common vintage Coach City Bag, Willis, Court, Station, or Stewardess constructions.",
        "The item may be a vintage-inspired or artisan satchel, but the photos do not establish a specific maker or production date.",
        "Condition appears Very Good overall: visible exterior and hardware wear\/patina are limited, but the interior and strap condition are only partially documented.",
        "No Coach identifier visible in 6 photos: no creed, no wordmark, no hangtag, no brass turnlock",
        "Materials and closure inconsistent with vintage Coach classics: embossed lizard + suede + magnetic snap vs unlined glove-tanned + solid brass turnlock",
        "Silhouette does not match City Bag (9790), Willis (9927), Court (9870), Station (5130), Dinky (9375) or other catalog styles in proportions, flap shape, or hardware",
        "Condition: appears Good to Very Good; body holds shape, no major corner wear shown (photo 1, photo 2), hardware tarnished (photo 4, photo 6), bottom\/interior fully not shown 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": "Round metal snap\/button clasp on the flap, sculptural animal-head ornament on the front, metal strap clips, and a zipper; no legible Coach engraving visible.",
        "leather_description": "Black upper flap and trim appear leather or leather-like; main body has a highly irregular pebble\/exotic-looking texture. Exact material cannot be determined from photos.",
        "lining_description": "Black fabric or synthetic lining visible, with one interior zipper pocket; no creed patch visible.",
        "strap_construction": "Long narrow adjustable-looking shoulder strap attached with metal clips; strap appears textured and leather-like or synthetic.",
        "stitching_description": "Visible perimeter stitching is generally regular, though construction details are limited; no distinctive Coach construction cue visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.002,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.18,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.12,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a structured handbag with a top handle and long detachable shoulder strap",
                    "photo 2: visible leather-like construction and metal strap hardware"
                ],
                "negative_evidence": [
                    "photo 1: prominent sculptural animal-head clasp is not a recognizable Coach turnlock or horse-and-carriage logo",
                    "photo 1: body has a highly irregular pebble\/textured finish unlike typical Coach glove-tanned leather or Coach signature canvas",
                    "photo 3: interior is black fabric or synthetic material and shows no visible Coach creed patch",
                    "photo 4: clasp hardware is a round snap\/button rather than a Coach-style turning-tab lock",
                    "photo 5: close-up shows an irregular exotic-looking texture with no recognizable Coach pattern",
                    "photo 6: visible hardware has patina and no legible Coach engraving or wordmark",
                    "listing title: seller describes it as an unknown artisan bag, which is consistent with the absence of Coach identifiers"
                ],
                "missing_information": [
                    "straight-on close-up of every interior wall and pocket seam to confirm no hidden creed or fabric tag",
                    "close-ups of the clasp, zipper pull, and strap hardware for maker marks",
                    "bottom, side, and corner photos",
                    "seller-stated dimensions, material composition, and any interior or exterior labels"
                ],
                "authenticity_concerns": [
                    "No Coach identifier is visible despite clear views of the exterior and interior",
                    "The sculptural animal clasp and irregular textured body are inconsistent with the documented vintage Coach classic model range",
                    "The apparent synthetic or heavily textured lining\/body construction does not match the usual unlined glove-tanned construction of vintage Coach classics"
                ],
                "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": "Round metal snap\/button clasp on the flap, sculptural animal-head ornament on the front, metal strap clips, and a zipper; no legible Coach engraving visible.",
                    "leather_description": "Black upper flap and trim appear leather or leather-like; main body has a highly irregular pebble\/exotic-looking texture. Exact material cannot be determined from photos.",
                    "lining_description": "Black fabric or synthetic lining visible, with one interior zipper pocket; no creed patch visible.",
                    "strap_construction": "Long narrow adjustable-looking shoulder strap attached with metal clips; strap appears textured and leather-like or synthetic.",
                    "stitching_description": "Visible perimeter stitching is generally regular, though construction details are limited; no distinctive Coach construction cue visible."
                },
                "possible_model_reasoning": [
                    "No listed Coach model is a convincing match: the sculptural clasp, irregular textured body, and lined interior do not fit the common vintage Coach City Bag, Willis, Court, Station, or Stewardess constructions.",
                    "The item may be a vintage-inspired or artisan satchel, but the photos do not establish a specific maker or production date.",
                    "Condition appears Very Good overall: visible exterior and hardware wear\/patina are limited, but the interior and strap condition are only partially documented."
                ],
                "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": 0.03,
                "coach_probability": 0.03,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 30,
                "estimated_resale_low": 10,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo of interior back wall \/ slip pocket straight-on for creed check (photo 3 shows interior but no creed patch visible)",
                    "close-up of any maker stamp, fabric tag, or Made-in line",
                    "bottom and side views for construction and wear",
                    "confirmation of lining material and exterior material (leather vs bonded\/PU)"
                ],
                "negative_evidence": [
                    "photo 1: front clasp is sculptural leaf\/organic brass applique, not Coach turnlock geometry",
                    "photo 4, photo 6: closure is large magnetic snap pair, not Coach turnlock",
                    "photo 1, photo 2, photo 5: body is lizard-embossed coated leather with black suede flap - not vintage Coach glove-tanned cowhide",
                    "photo 3: interior is fully lined in smooth black material with inset zip pocket, no unlined suede back and no creed patch visible",
                    "photo 1, photo 2: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible in any view",
                    "photo 1, photo 2: silhouette - rigid top-handle satchel with suede envelope flap and embossed sides - matches no catalog classic (City Bag, Willis, Court, Station, Dinky, etc.)"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone sculptural leaf applique on flap (photo 1) plus large round magnetic snap closure (photo 4, photo 6) with tarnish\/patina; brass-tone swivel\/dogleash clips for detachable strap (photo 1, photo 2); no COACH engraving visible",
                    "leather_description": "black suede-like flap (photo 1, photo 2) and dark brown\/black lizard-embossed body with pebbled dots (photo 5); not smooth glove-tanned cowhide",
                    "lining_description": "black smooth lined interior with horizontal zip pocket (photo 3); no raw suede, no creed patch visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "dark edge stitching visible on flap underside (photo 6), appears even; no detailed stitch close-up to assess further",
                    "strap_construction": "short rigid top handle plus long thin detachable crossbody strap attached with swivel clips (photo 1, photo 2)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifier visible in 6 photos: no creed, no wordmark, no hangtag, no brass turnlock",
                    "Materials and closure inconsistent with vintage Coach classics: embossed lizard + suede + magnetic snap vs unlined glove-tanned + solid brass turnlock",
                    "Silhouette does not match City Bag (9790), Willis (9927), Court (9870), Station (5130), Dinky (9375) or other catalog styles in proportions, flap shape, or hardware",
                    "Condition: appears Good to Very Good; body holds shape, no major corner wear shown (photo 1, photo 2), hardware tarnished (photo 4, photo 6), bottom\/interior fully not shown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 15,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.3
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 27938,
            "output_tokens": 842,
            "total_tokens": 28780,
            "estimated_cost_usd": 0.013196
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 29170,
            "output_tokens": 1507,
            "total_tokens": 30677,
            "estimated_cost_usd": 0.00704
        }
    ]
}