Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.025,
    "vintage_probability": 0.185,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.76,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.84,
    "recommended_max_bid": 10,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [
        "photo 2: Clearly a structured leather handbag with handles and multiple compartments.",
        "photo 1: The bag has visible leather trim and decorative stitching."
    ],
    "negative_evidence": [
        "photo 1: Decorative western styling, floral clasp, braided panel, and textured exotic-like body do not match recognizable vintage Coach classic construction.",
        "photo 1: Hardware appears silver-tone and includes an ornate decorative clasp rather than a typical vintage Coach turnlock.",
        "photo 5: Fabric lining is visible; no Coach creed patch, wordmark, carriage, or serial tag is visible.",
        "photo 3: Zipper and edge construction appear modern and do not provide a Coach identifier.",
        "photo 2: The seller's unbranded description provides no meaningful Coach-specific evidence.",
        "photo 1: front shows ostrich-embossed textured panel with braided inlay and gold flower + silver buckle decoration, no Coach turnlock geometry",
        "photo 1, photo 2: silver-tone rings and rivets, mixed metal tones, not solid brass vintage Coach hardware",
        "photo 5: brown fabric lining, not unlined suede-back glove-tanned leather",
        "photo 5: interior shows no rectangular leather creed patch on back wall",
        "photo 2, photo 4: frame-satchel silhouette with zip top and short rolled handles does not match any classic Coach catalog style",
        "photo 3: piping failure exposing zipper tape with white synthetic fraying suggests faux\/coated material, not full-grain glove-tanned",
        "photo 1-5: no COACH wordmark, horse-and-carriage, or leather hangtag visible"
    ],
    "missing_information": [
        "A straight-on close-up of every interior wall and pocket to verify whether a creed or brand label is present.",
        "Close-ups of zipper pulls, hardware backs, and any interior fabric tags.",
        "Full back, side, strap, and bottom views; the bottom and corners are only partially documented.",
        "Seller-stated dimensions and any information about country of manufacture.",
        "photo 5: interior fully emptied view shows no creed patch but no straight-on raking-light close-up of interior back wall\/pocket to fully exclude stamp",
        "hardware brand stamps \/ zipper pull brand not shown",
        "material tag \/ fabric content tag inside pocket not shown"
    ],
    "authenticity_concerns": [
        "photo 1: The ornate western\/equestrian decorative hardware and ostrich-like textured body are lookalike-style cues rather than Coach identifiers.",
        "photo 5: Visible fabric lining and unidentified construction provide no support for a vintage Coach attribution.",
        "photo 1: mixed silver-tone and gold-tone decorative hardware inconsistent with vintage Coach solid-brass matched hardware",
        "photo 5: fabric-lined interior with no creed patch visible inconsistent with unlined glove-tanned classics"
    ],
    "possible_model_reasoning": [
        "The structured top-handle silhouette could be a generic western or equestrian-inspired handbag, but it does not closely match a documented vintage Coach model from the visible features.",
        "No visible creed, serial, Coach wordmark, carriage, or characteristic vintage brass turnlock supports a Coach model attribution.",
        "Condition: Good; visible creasing and wear around the body and lower edges (photos 2-4), with interior wear or discoloration visible in photo 5; unseen areas prevent a complete condition assessment.",
        "No Coach catalog silhouette matches: western ostrich-embossed frame satchel with braided inlay and flower buckle is not City Bag, Willis, Court, Station, Duffle or other classic; no creed, no wordmark, no turnlock, no hangtag to decode",
        "Era reasoning: fabric lining, plated mixed-tone hardware, coated textured material and western novelty trim point to modern non-Coach fast-fashion\/vintage-style bag, not any Coach era",
        "Condition: Good to Fair; photo 3 shows open piping\/corner with exposed zipper tape and fraying, photo 2 and photo 4 show slouching and surface creasing"
    ],
    "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: Silver-tone rings, rivets, zipper hardware, a square buckle-like ornament, and a floral decorative clasp are visible; no Coach engraving is legible.",
        "leather_description": "photo 1: Brown smooth leather trim surrounds a heavily textured, ostrich-like embossed or exotic-look body; the exact material cannot be confirmed from photos.",
        "lining_description": "photo 5: Brown fabric lining and interior compartments are visible; no brand label or creed is legible.",
        "strap_construction": "photo 2: Two fixed rolled handles attach with leather tabs and metal rings; additional strap construction is not visible.",
        "stitching_description": "photos 1-4: Visible contrast stitching is generally even, with some wear or abrasion near the lower edge and zipper area."
    },
    "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": 0.22,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.87,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 2: Clearly a structured leather handbag with handles and multiple compartments.",
                    "photo 1: The bag has visible leather trim and decorative stitching."
                ],
                "negative_evidence": [
                    "photo 1: Decorative western styling, floral clasp, braided panel, and textured exotic-like body do not match recognizable vintage Coach classic construction.",
                    "photo 1: Hardware appears silver-tone and includes an ornate decorative clasp rather than a typical vintage Coach turnlock.",
                    "photo 5: Fabric lining is visible; no Coach creed patch, wordmark, carriage, or serial tag is visible.",
                    "photo 3: Zipper and edge construction appear modern and do not provide a Coach identifier.",
                    "photo 2: The seller's unbranded description provides no meaningful Coach-specific evidence."
                ],
                "missing_information": [
                    "A straight-on close-up of every interior wall and pocket to verify whether a creed or brand label is present.",
                    "Close-ups of zipper pulls, hardware backs, and any interior fabric tags.",
                    "Full back, side, strap, and bottom views; the bottom and corners are only partially documented.",
                    "Seller-stated dimensions and any information about country of manufacture."
                ],
                "authenticity_concerns": [
                    "photo 1: The ornate western\/equestrian decorative hardware and ostrich-like textured body are lookalike-style cues rather than Coach identifiers.",
                    "photo 5: Visible fabric lining and unidentified construction provide no support for a vintage Coach attribution."
                ],
                "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: Silver-tone rings, rivets, zipper hardware, a square buckle-like ornament, and a floral decorative clasp are visible; no Coach engraving is legible.",
                    "leather_description": "photo 1: Brown smooth leather trim surrounds a heavily textured, ostrich-like embossed or exotic-look body; the exact material cannot be confirmed from photos.",
                    "lining_description": "photo 5: Brown fabric lining and interior compartments are visible; no brand label or creed is legible.",
                    "strap_construction": "photo 2: Two fixed rolled handles attach with leather tabs and metal rings; additional strap construction is not visible.",
                    "stitching_description": "photos 1-4: Visible contrast stitching is generally even, with some wear or abrasion near the lower edge and zipper area."
                },
                "possible_model_reasoning": [
                    "The structured top-handle silhouette could be a generic western or equestrian-inspired handbag, but it does not closely match a documented vintage Coach model from the visible features.",
                    "No visible creed, serial, Coach wordmark, carriage, or characteristic vintage brass turnlock supports a Coach model attribution.",
                    "Condition: Good; visible creasing and wear around the body and lower edges (photos 2-4), with interior wear or discoloration visible in photo 5; unseen areas prevent a complete condition assessment."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 12,
                "estimated_resale_low": 10,
                "estimated_resale_high": 35
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1: mixed silver-tone and gold-tone decorative hardware inconsistent with vintage Coach solid-brass matched hardware",
                    "photo 5: fabric-lined interior with no creed patch visible inconsistent with unlined glove-tanned classics"
                ],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.02,
                "confidence": 0.82,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "photo 5: interior fully emptied view shows no creed patch but no straight-on raking-light close-up of interior back wall\/pocket to fully exclude stamp",
                    "hardware brand stamps \/ zipper pull brand not shown",
                    "material tag \/ fabric content tag inside pocket not shown"
                ],
                "negative_evidence": [
                    "photo 1: front shows ostrich-embossed textured panel with braided inlay and gold flower + silver buckle decoration, no Coach turnlock geometry",
                    "photo 1, photo 2: silver-tone rings and rivets, mixed metal tones, not solid brass vintage Coach hardware",
                    "photo 5: brown fabric lining, not unlined suede-back glove-tanned leather",
                    "photo 5: interior shows no rectangular leather creed patch on back wall",
                    "photo 2, photo 4: frame-satchel silhouette with zip top and short rolled handles does not match any classic Coach catalog style",
                    "photo 3: piping failure exposing zipper tape with white synthetic fraying suggests faux\/coated material, not full-grain glove-tanned",
                    "photo 1-5: no COACH wordmark, horse-and-carriage, or leather hangtag visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone split rings, dome rivets, rectangular buckle with gold-tone flower applique on front strap; magnetic snap visible inside photo 5; mixed silver and gold tones, plated appearance, not solid brass",
                    "leather_description": "brown textured material with ostrich-emboss on front panel in photo 1 and smoother pebbled\/coated appearance on back\/bottom in photo 2 and photo 4; sheen and piping fray in photo 3 suggests synthetic or bonded faux leather, not matte glove-tanned cowhide",
                    "lining_description": "brown fabric lining visible in photo 5, slip pocket on one side, no suede back visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "light tan contrast topstitching around trim and center strap visible in photo 1; straight but high-contrast, not tone-on-tone Coach classic stitching",
                    "strap_construction": "short rolled top handles attached via riveted leather tabs and metal rings in photo 2; no detachable crossbody strap, no buckle adjustment, no dogleash clips shown",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach catalog silhouette matches: western ostrich-embossed frame satchel with braided inlay and flower buckle is not City Bag, Willis, Court, Station, Duffle or other classic; no creed, no wordmark, no turnlock, no hangtag to decode",
                    "Era reasoning: fabric lining, plated mixed-tone hardware, coated textured material and western novelty trim point to modern non-Coach fast-fashion\/vintage-style bag, not any Coach era",
                    "Condition: Good to Fair; photo 3 shows open piping\/corner with exposed zipper tape and fraying, photo 2 and photo 4 show slouching and surface creasing"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.15
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17372,
            "output_tokens": 766,
            "total_tokens": 18138,
            "estimated_cost_usd": 0.008787
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17700,
            "output_tokens": 1605,
            "total_tokens": 19305,
            "estimated_cost_usd": 0.004824
        }
    ]
}