Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.035,
    "vintage_probability": 0.315,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.735,
    "seller_misidentification_probability": 0.04,
    "confidence": 0.795,
    "recommended_max_bid": 10,
    "estimated_resale_low": 9,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a leather-look top-handle and shoulder-strap handbag with a flap closure.",
        "photo 2: brown leather or leather-look exterior and gold-tone hardware are superficially compatible with some vintage leather handbags.",
        "photo 1: leather handbag with top handle and long strap, brown leather body consistent with population where misidentified vintage hides",
        "photo 1-2: flap closure with center lock device"
    ],
    "negative_evidence": [
        "photo 2: the closure is an ornate triangular gold-tone clasp rather than a recognizable Coach turnlock; its bright decorative styling is inconsistent with classic vintage Coach hardware.",
        "photo 2: an oval embossed emblem is visible, but it is not a legible COACH wordmark, horse-and-carriage mark, or Coach creed.",
        "photo 3: the interior appears fully fabric-lined with multiple zip compartments, unlike the unlined suede-backed interiors common to classic glove-tanned Coach styles.",
        "photo 2: highly contrasting light stitching, decorative flap shaping, and the emblemmed front design do not closely match the listed vintage Coach silhouettes.",
        "photo 3: the visible zipper pulls and lining provide no legible Coach identifiers.",
        "photo 2: oval tan leather brand patch with script logo on flap center - not Coach creed, wordmark or hangtag",
        "photo 2: bright gold-tone plated tuck\/twist clasp, blocky rectangular top plate - not vintage Coach solid-brass turnlock geometry with thin oval back plate",
        "photo 3: fully fabric-lined interior with center zip dividers - vintage Coach classics are unlined suede-back glove-tanned",
        "photo 2: light contrast stitching around flap and body - Coach uses tone-matched stitching",
        "photo 1-2: scalloped flap with vertical seam panels and top-handle with crossbody strap - no matching Coach catalog silhouette",
        "no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible in any photo"
    ],
    "missing_information": [
        "photo 3: no straight-on close-up of any interior brand label or creed patch.",
        "photo 3: no close-up of the oval exterior emblem to identify its maker.",
        "no bottom, side, strap-end, zipper-pull, or hardware-back close-ups.",
        "seller-stated dimensions, country of manufacture, and material details are absent.",
        "photo of oval front logo patch close-up to read brand name",
        "bottom and corner close-ups to confirm wear",
        "hardware back-plate and zipper-pull brand marks"
    ],
    "authenticity_concerns": [
        "photo 2: the decorative emblem and clasp appear to indicate a different maker or a generic Coach-style lookalike rather than Coach manufacture.",
        "photo 3: the fabric-lined multi-compartment construction is inconsistent with the likely classic Coach look suggested by the listing title."
    ],
    "possible_model_reasoning": [
        "The silhouette is a generic structured flap satchel with top handle and long strap, not a close match to the listed classic Coach Court, Willis, Station, or City Bag details.",
        "No Coach identifier is visible, and the ornate clasp, oval emblem, and fully lined interior favor a non-Coach handbag.",
        "Condition: Good; photo 2 shows extensive creasing and finish wear, while photo 3 shows a used but apparently intact interior. Bottom, corners, strap fold, odor, and mold are not fully assessable.",
        "Not a Coach silhouette: scalloped flap with center oval brand emblem, panel seaming, fabric-lined zip-divided interior and bright plated hardware do not match City Bag (9790), Court (9870), Willis (9927), Station (5130) or other classics",
        "No serial decode possible - no creed or number visible",
        "Condition: Good to Very Good; leather shows creasing and surface wear but no major tears visible, interior not fully gradable due to lighting, lining intact"
    ],
    "estimated_era": "modern (2000s+), non-Coach",
    "observed_features": {
        "creed_present": false,
        "serial_or_style_number_present": false,
        "coach_wordmark_present": false,
        "turnlock_present": true,
        "hangtag_present": false,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "photo 2: bright gold-tone decorative triangular flap clasp; no visible Coach engraving. photo 1: gold-tone strap attachment hardware.",
        "leather_description": "photo 2: brown smooth leather or leather-look exterior with extensive surface creasing and finish variation; exact material is not verifiable.",
        "lining_description": "photo 3: dark fabric or synthetic lining with multiple zippered compartments; no visible creed or brand label.",
        "strap_construction": "photo 1: long adjustable shoulder strap attached at the sides; photo 2: short top handle attached with metal rings.",
        "stitching_description": "photo 2: contrasting light stitching, generally visible and fairly even; decorative double-row stitching follows the flap and lower perimeter."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0036,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.04,
                "vintage_probability": 0.18,
                "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-look top-handle and shoulder-strap handbag with a flap closure.",
                    "photo 2: brown leather or leather-look exterior and gold-tone hardware are superficially compatible with some vintage leather handbags."
                ],
                "negative_evidence": [
                    "photo 2: the closure is an ornate triangular gold-tone clasp rather than a recognizable Coach turnlock; its bright decorative styling is inconsistent with classic vintage Coach hardware.",
                    "photo 2: an oval embossed emblem is visible, but it is not a legible COACH wordmark, horse-and-carriage mark, or Coach creed.",
                    "photo 3: the interior appears fully fabric-lined with multiple zip compartments, unlike the unlined suede-backed interiors common to classic glove-tanned Coach styles.",
                    "photo 2: highly contrasting light stitching, decorative flap shaping, and the emblemmed front design do not closely match the listed vintage Coach silhouettes.",
                    "photo 3: the visible zipper pulls and lining provide no legible Coach identifiers."
                ],
                "missing_information": [
                    "photo 3: no straight-on close-up of any interior brand label or creed patch.",
                    "photo 3: no close-up of the oval exterior emblem to identify its maker.",
                    "no bottom, side, strap-end, zipper-pull, or hardware-back close-ups.",
                    "seller-stated dimensions, country of manufacture, and material details are absent."
                ],
                "authenticity_concerns": [
                    "photo 2: the decorative emblem and clasp appear to indicate a different maker or a generic Coach-style lookalike rather than Coach manufacture.",
                    "photo 3: the fabric-lined multi-compartment construction is inconsistent with the likely classic Coach look suggested by the listing title."
                ],
                "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": true,
                    "hangtag_present": false,
                    "hardware_description": "photo 2: bright gold-tone decorative triangular flap clasp; no visible Coach engraving. photo 1: gold-tone strap attachment hardware.",
                    "leather_description": "photo 2: brown smooth leather or leather-look exterior with extensive surface creasing and finish variation; exact material is not verifiable.",
                    "lining_description": "photo 3: dark fabric or synthetic lining with multiple zippered compartments; no visible creed or brand label.",
                    "strap_construction": "photo 1: long adjustable shoulder strap attached at the sides; photo 2: short top handle attached with metal rings.",
                    "stitching_description": "photo 2: contrasting light stitching, generally visible and fairly even; decorative double-row stitching follows the flap and lower perimeter."
                },
                "possible_model_reasoning": [
                    "The silhouette is a generic structured flap satchel with top handle and long strap, not a close match to the listed classic Coach Court, Willis, Station, or City Bag details.",
                    "No Coach identifier is visible, and the ornate clasp, oval emblem, and fully lined interior favor a non-Coach handbag.",
                    "Condition: Good; photo 2 shows extensive creasing and finish wear, while photo 3 shows a used but apparently intact interior. Bottom, corners, strap fold, odor, and mold are not fully assessable."
                ],
                "confidence": 0.79,
                "recommended_max_bid": 8,
                "estimated_resale_low": 8,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.03,
                "confidence": 0.8,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo of oval front logo patch close-up to read brand name",
                    "bottom and corner close-ups to confirm wear",
                    "hardware back-plate and zipper-pull brand marks"
                ],
                "negative_evidence": [
                    "photo 2: oval tan leather brand patch with script logo on flap center - not Coach creed, wordmark or hangtag",
                    "photo 2: bright gold-tone plated tuck\/twist clasp, blocky rectangular top plate - not vintage Coach solid-brass turnlock geometry with thin oval back plate",
                    "photo 3: fully fabric-lined interior with center zip dividers - vintage Coach classics are unlined suede-back glove-tanned",
                    "photo 2: light contrast stitching around flap and body - Coach uses tone-matched stitching",
                    "photo 1-2: scalloped flap with vertical seam panels and top-handle with crossbody strap - no matching Coach catalog silhouette",
                    "no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible in any photo"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone plated clasp on flap front with round turn element, gold-tone studs under flap, gold-tone D-rings and handle hardware; shiny plated appearance, not dull solid brass",
                    "leather_description": "smooth brown genuine leather with glossy finish and creased grain, darker brown trim",
                    "lining_description": "dark fabric lining with zippered compartments visible in photo 3, not unlined suede",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "light tan contrast stitching around flap edge and body perimeter, even but not tone-matched",
                    "strap_construction": "short wrapped top handle with metal rings plus long thin detachable crossbody shoulder strap",
                    "turnlock_present": true
                },
                "positive_evidence": [
                    "photo 1: leather handbag with top handle and long strap, brown leather body consistent with population where misidentified vintage hides",
                    "photo 1-2: flap closure with center lock device"
                ],
                "possible_model_reasoning": [
                    "Not a Coach silhouette: scalloped flap with center oval brand emblem, panel seaming, fabric-lined zip-divided interior and bright plated hardware do not match City Bag (9790), Court (9870), Willis (9927), Station (5130) or other classics",
                    "No serial decode possible - no creed or number visible",
                    "Condition: Good to Very Good; leather shows creasing and surface wear but no major tears visible, interior not fully gradable due to lighting, lining intact"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.04,
                "vintage_probability": 0.45
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17023,
            "output_tokens": 821,
            "total_tokens": 17844,
            "estimated_cost_usd": 0.00878
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17433,
            "output_tokens": 1372,
            "total_tokens": 18805,
            "estimated_cost_usd": 0.004584
        }
    ]
}