Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.03,
    "vintage_probability": 0.085,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.69,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.765,
    "recommended_max_bid": 12.5,
    "estimated_resale_low": 17.5,
    "estimated_resale_high": 55,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: The listing clearly shows a lot of six small handbags or crossbody bags.",
        "photo 2: One black bag has a small turning-style closure, but no legible Coach branding is visible.",
        "photo 1: six handbags in lot confirmed"
    ],
    "negative_evidence": [
        "photo 1: The lot primarily consists of synthetic-looking, fabric, quilted, and coated-material bags rather than vintage glove-tanned leather.",
        "photo 1: The patterned bags display repeated non-Coach-looking monogram motifs; no paired Coach C pattern is clearly visible.",
        "photo 2: Hardware appears mostly silver-tone or lightweight-looking, inconsistent with classic vintage Coach brass construction.",
        "photo 6: The visible black bags have modern fabric or pebbled-synthetic construction and contemporary strap hardware.",
        "photo 1: No legible COACH wordmark, horse-and-carriage, leather hangtag, or creed patch is visible on any bag.",
        "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible on any of the 6 bags",
        "photo 3-5: grey and white bags show all-over horseshoe \/ C-like monogram print that is not paired Coach Cs, with silver-tone hardware",
        "photo 2-4: black triple-zip crossbody is nylon with gold-tone zippers, material Coach vintage never used for classics",
        "photo 5-6: red quilted belt bag and black fabric shoulder bag are modern fast-fashion silhouettes with fabric straps, not a Coach catalog silhouette",
        "photo 2: black pebbled flap bag has round medallion snap, not Coach turnlock geometry with oval back plate and slim tab"
    ],
    "missing_information": [
        "Interior photos of every bag, including back walls, pockets, labels, and any creed patches.",
        "Straight-on close-ups of all exterior logos, plaques, zipper pulls, and hardware.",
        "Material and brand labels, country-of-origin tags, and style numbers for each bag.",
        "Individual photos of the bottoms, corners, seams, and strap attachments.",
        "photo 1-6: no interior views shown, no creed patch visible for any of the 6 bags",
        "photo 1-6: no hardware close-ups, no zipper-pull stamps or wordmarks legible",
        "photo 1-6: no hangtag faces, bottom, or lining views shown"
    ],
    "authenticity_concerns": [
        "photo 1: The apparent logo-patterned bags do not visibly show Coach's paired-C Signature pattern and may be unrelated mall-brand or designer-inspired products.",
        "photo 1: The materials and hardware shown are inconsistent with the classic vintage Coach leather-and-solid-brass profile.",
        "photo 2: No Coach identifier is visible; the bags cannot be treated as Coach based on silhouette or turn-style hardware alone."
    ],
    "possible_model_reasoning": [
        "photo 1: No Coach model is identifiable from the mixed lot. The bags have varied contemporary silhouettes and materials rather than a consistent classic Coach design.",
        "photo 1: Condition appears generally Good to Very Good from the exterior views, with no major tears apparent, but interiors, odor, and functional condition are unknown.",
        "photo 1: The visible construction supports pricing as a generic mixed secondhand handbag lot rather than as vintage Coach.",
        "No Coach model fits: lot consists of modern nylon crossbody, printed logo tote\/shoulder bags, pebbled flap crossbody with medallion snap, quilted belt bag - none match City Bag (9790), Willis (9927), Court (9870), Station (5130) or other classics in silhouette, closure, or materials",
        "Era reasoning: synthetic materials, printed logos, nylon, silver hardware and zip-top closures point to modern (2000s+) non-Coach fast fashion \/ mall brands, possibly Etienne Aigner-style horseshoe print",
        "Condition: mixed used condition, exact grade capped by lack of interior, bottom and close-up views; appears Good to Very Good externally"
    ],
    "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: Small silver-tone turning-style closure is visible on the black flap bag; other bags show zippers, buckles, rings, and lightweight-looking silver- or gold-tone hardware. No Coach engraving is legible.",
        "leather_description": "photo 1: Several bags appear synthetic, coated, textile, or quilted; no clearly identifiable glove-tanned Coach leather is visible.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: Detachable and adjustable narrow straps are visible, including fabric webbing and thin synthetic straps with clips and buckles.",
        "stitching_description": "photo 1: Machine stitching appears generally even on the visible exteriors; close stress-point inspection is unavailable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0014,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.12,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: The listing clearly shows a lot of six small handbags or crossbody bags.",
                    "photo 2: One black bag has a small turning-style closure, but no legible Coach branding is visible."
                ],
                "negative_evidence": [
                    "photo 1: The lot primarily consists of synthetic-looking, fabric, quilted, and coated-material bags rather than vintage glove-tanned leather.",
                    "photo 1: The patterned bags display repeated non-Coach-looking monogram motifs; no paired Coach C pattern is clearly visible.",
                    "photo 2: Hardware appears mostly silver-tone or lightweight-looking, inconsistent with classic vintage Coach brass construction.",
                    "photo 6: The visible black bags have modern fabric or pebbled-synthetic construction and contemporary strap hardware.",
                    "photo 1: No legible COACH wordmark, horse-and-carriage, leather hangtag, or creed patch is visible on any bag."
                ],
                "missing_information": [
                    "Interior photos of every bag, including back walls, pockets, labels, and any creed patches.",
                    "Straight-on close-ups of all exterior logos, plaques, zipper pulls, and hardware.",
                    "Material and brand labels, country-of-origin tags, and style numbers for each bag.",
                    "Individual photos of the bottoms, corners, seams, and strap attachments."
                ],
                "authenticity_concerns": [
                    "photo 1: The apparent logo-patterned bags do not visibly show Coach's paired-C Signature pattern and may be unrelated mall-brand or designer-inspired products.",
                    "photo 1: The materials and hardware shown are inconsistent with the classic vintage Coach leather-and-solid-brass profile.",
                    "photo 2: No Coach identifier is visible; the bags cannot be treated as Coach based on silhouette or turn-style hardware alone."
                ],
                "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 1: Small silver-tone turning-style closure is visible on the black flap bag; other bags show zippers, buckles, rings, and lightweight-looking silver- or gold-tone hardware. No Coach engraving is legible.",
                    "leather_description": "photo 1: Several bags appear synthetic, coated, textile, or quilted; no clearly identifiable glove-tanned Coach leather is visible.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: Detachable and adjustable narrow straps are visible, including fabric webbing and thin synthetic straps with clips and buckles.",
                    "stitching_description": "photo 1: Machine stitching appears generally even on the visible exteriors; close stress-point inspection is unavailable."
                },
                "possible_model_reasoning": [
                    "photo 1: No Coach model is identifiable from the mixed lot. The bags have varied contemporary silhouettes and materials rather than a consistent classic Coach design.",
                    "photo 1: Condition appears generally Good to Very Good from the exterior views, with no major tears apparent, but interiors, odor, and functional condition are unknown.",
                    "photo 1: The visible construction supports pricing as a generic mixed secondhand handbag lot rather than as vintage Coach."
                ],
                "confidence": 0.78,
                "recommended_max_bid": 10,
                "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": 0.75,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 60,
                "estimated_resale_low": 20,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1-6: no interior views shown, no creed patch visible for any of the 6 bags",
                    "photo 1-6: no hardware close-ups, no zipper-pull stamps or wordmarks legible",
                    "photo 1-6: no hangtag faces, bottom, or lining views shown"
                ],
                "negative_evidence": [
                    "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible on any of the 6 bags",
                    "photo 3-5: grey and white bags show all-over horseshoe \/ C-like monogram print that is not paired Coach Cs, with silver-tone hardware",
                    "photo 2-4: black triple-zip crossbody is nylon with gold-tone zippers, material Coach vintage never used for classics",
                    "photo 5-6: red quilted belt bag and black fabric shoulder bag are modern fast-fashion silhouettes with fabric straps, not a Coach catalog silhouette",
                    "photo 2: black pebbled flap bag has round medallion snap, not Coach turnlock geometry with oval back plate and slim tab"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone and gold-tone mixed across lot; round medallion snap on black flap bag, D-ring \/ buckle details on white bag, gold zippers on nylon bag; no solid brass vintage hardware visible",
                    "leather_description": "mixed: black pebbled faux\/pebbled leather, white printed coated material, grey printed coated canvas with dark trim, red quilted smooth synthetic, black nylon\/fabric; no glove-tanned cowhide with suede back visible",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "contrast white stitching visible on black bags (photo 2, photo 5); chevron quilting on red bag (photo 6); no tight tone-matched vintage Coach stitching observed",
                    "strap_construction": "fabric webbing crossbody straps, synthetic shoulder straps; no brass dogleash clips, buckle-adjustable glove-tanned straps, or wooden dowel handle",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1: six handbags in lot confirmed"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: lot consists of modern nylon crossbody, printed logo tote\/shoulder bags, pebbled flap crossbody with medallion snap, quilted belt bag - none match City Bag (9790), Willis (9927), Court (9870), Station (5130) or other classics in silhouette, closure, or materials",
                    "Era reasoning: synthetic materials, printed logos, nylon, silver hardware and zip-top closures point to modern (2000s+) non-Coach fast fashion \/ mall brands, possibly Etienne Aigner-style horseshoe print",
                    "Condition: mixed used condition, exact grade capped by lack of interior, bottom and close-up views; appears Good to Very Good externally"
                ],
                "possible_models": [],
                "recommended_max_bid": 15,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 20650,
            "output_tokens": 875,
            "total_tokens": 21525,
            "estimated_cost_usd": 0.01036
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 21175,
            "output_tokens": 1361,
            "total_tokens": 22536,
            "estimated_cost_usd": 0.005324
        }
    ]
}