Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.025,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.85,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.905,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: Structured multicolor satchel is clearly a handbag, but no Coach wordmark, carriage, creed, or hangtag is visible.",
        "photo 1: Repeating embossed geometric texture and color-block construction do not match recognizable Coach Signature C or classic glove-tanned leather construction.",
        "photo 3: Interior has a strongly contrasting black-and-white striped synthetic-looking lining; no Coach creed patch or fabric brand tag is visible.",
        "photo 1: Hardware appears bright plated gold-tone, with decorative zipper tassels and generic buckle details rather than vintage Coach turnlock hardware.",
        "photo 2: Back construction, long thin strap, and evenly painted-looking edges appear contemporary and mass-market rather than vintage Coach.",
        "photo 5: Seller-provided dimensions indicate a roughly 10-inch-wide modern satchel; no brand identifiers are shown.",
        "photo 1: no turnlock, no brass turnlock geometry, no hangtag, no COACH wordmark",
        "photo 1,2,4,5,6: multicolor tan\/black\/white plaid coated material with embossed micro-pattern, not glove-tanned leather and not Coach Signature C pairing",
        "photo 3: black-and-white striped printed polyester lining, not unlined suede interior of vintage classics",
        "photo 1,3: bright gold-tone plated zippers with chain tassel pulls, not solid brass vintage hardware",
        "photo 2,5,6: thin rolled synthetic top handles and thin crossbody strap with gold-tone rings, not buckle-adjustable or dogleash Coach straps"
    ],
    "missing_information": [
        "photo 3: Close-up of every interior wall, pocket, and seam for a hidden brand label or creed patch.",
        "Close-up photos of all zipper pulls, buckles, strap clips, and any markings.",
        "Seller-stated material confirmation; the photos suggest synthetic or coated material rather than identifiable full-grain leather.",
        "Bottom, side, and corner close-ups under natural light to evaluate material and construction.",
        "creed close-up straight-on in raking light to confirm absence of stamped leather patch",
        "hardware brand stamps on zipper pulls and clasps",
        "fabric content tag in interior seam"
    ],
    "authenticity_concerns": [
        "The bag lacks every expected Coach identifier in the available views and has generic contemporary construction.",
        "The embossed repeating motif is not visibly Coach Signature C; treating it as a Coach pattern would be unsupported.",
        "Bright decorative hardware, tassel zipper pulls, striped lining, and painted-looking edges are inconsistent with a classic vintage Coach handbag.",
        "Material cannot be confirmed from photos, but the surface and construction appear more consistent with faux or coated leather than vintage glove-tanned cowhide.",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, or other Coach identifier visible to authenticate",
        "photo 1: plaid\/check coated print and tassel zipper pulls inconsistent with vintage Coach glove-tanned classics"
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match because the bag has no visible Coach identifiers and its multicolor embossed-panel design is generic.",
        "The rectangular satchel silhouette is a common modern fashion-bag form, not enough to support a Coach model attribution.",
        "Condition: appears Very Good to Excellent from the visible exterior, with no major wear evident; interior, odor, and hidden defects remain unknown.",
        "No Coach model fits: zip-top structured mini-satchel with plaid coated body, tassel pulls, and striped poly lining matches modern fast-fashion satchel, not any catalog Willis\/Court\/Station\/Dinky\/City Bag silhouette",
        "No serial decode possible; no creed visible in interior photo 3",
        "Condition: Like New \/ Excellent; clean exterior print (photo 1,2), clean lining (photo 3), clean base (photo 4), appears unused"
    ],
    "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": "Bright gold-tone zipper and buckle hardware with decorative tassel pulls; no Coach engraving is visible.",
        "leather_description": "Smooth black, tan, gray, and white color-block panels with small repeating embossed texture; appears synthetic or coated, not clearly natural glove-tanned leather.",
        "lining_description": "Black-and-white vertically striped fabric lining is visible in photo 3; no creed or brand label is visible.",
        "strap_construction": "Long thin black adjustable shoulder strap with small gold-tone side clips; visible in photos 1, 2, and 4.",
        "stitching_description": "Regular machine stitching in dark thread around the panels, handles, and edges; some edge finishing appears painted or coated."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0005,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.9,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: Structured multicolor satchel is clearly a handbag, but no Coach wordmark, carriage, creed, or hangtag is visible.",
                    "photo 1: Repeating embossed geometric texture and color-block construction do not match recognizable Coach Signature C or classic glove-tanned leather construction.",
                    "photo 3: Interior has a strongly contrasting black-and-white striped synthetic-looking lining; no Coach creed patch or fabric brand tag is visible.",
                    "photo 1: Hardware appears bright plated gold-tone, with decorative zipper tassels and generic buckle details rather than vintage Coach turnlock hardware.",
                    "photo 2: Back construction, long thin strap, and evenly painted-looking edges appear contemporary and mass-market rather than vintage Coach.",
                    "photo 5: Seller-provided dimensions indicate a roughly 10-inch-wide modern satchel; no brand identifiers are shown."
                ],
                "missing_information": [
                    "photo 3: Close-up of every interior wall, pocket, and seam for a hidden brand label or creed patch.",
                    "Close-up photos of all zipper pulls, buckles, strap clips, and any markings.",
                    "Seller-stated material confirmation; the photos suggest synthetic or coated material rather than identifiable full-grain leather.",
                    "Bottom, side, and corner close-ups under natural light to evaluate material and construction."
                ],
                "authenticity_concerns": [
                    "The bag lacks every expected Coach identifier in the available views and has generic contemporary construction.",
                    "The embossed repeating motif is not visibly Coach Signature C; treating it as a Coach pattern would be unsupported.",
                    "Bright decorative hardware, tassel zipper pulls, striped lining, and painted-looking edges are inconsistent with a classic vintage Coach handbag.",
                    "Material cannot be confirmed from photos, but the surface and construction appear more consistent with faux or coated leather than vintage glove-tanned cowhide."
                ],
                "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": "Bright gold-tone zipper and buckle hardware with decorative tassel pulls; no Coach engraving is visible.",
                    "leather_description": "Smooth black, tan, gray, and white color-block panels with small repeating embossed texture; appears synthetic or coated, not clearly natural glove-tanned leather.",
                    "lining_description": "Black-and-white vertically striped fabric lining is visible in photo 3; no creed or brand label is visible.",
                    "strap_construction": "Long thin black adjustable shoulder strap with small gold-tone side clips; visible in photos 1, 2, and 4.",
                    "stitching_description": "Regular machine stitching in dark thread around the panels, handles, and edges; some edge finishing appears painted or coated."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match because the bag has no visible Coach identifiers and its multicolor embossed-panel design is generic.",
                    "The rectangular satchel silhouette is a common modern fashion-bag form, not enough to support a Coach model attribution.",
                    "Condition: appears Very Good to Excellent from the visible exterior, with no major wear evident; interior, odor, and hidden defects remain unknown."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, or other Coach identifier visible to authenticate",
                    "photo 1: plaid\/check coated print and tassel zipper pulls inconsistent with vintage Coach glove-tanned classics"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.8,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "creed close-up straight-on in raking light to confirm absence of stamped leather patch",
                    "hardware brand stamps on zipper pulls and clasps",
                    "fabric content tag in interior seam"
                ],
                "negative_evidence": [
                    "photo 1: no turnlock, no brass turnlock geometry, no hangtag, no COACH wordmark",
                    "photo 1,2,4,5,6: multicolor tan\/black\/white plaid coated material with embossed micro-pattern, not glove-tanned leather and not Coach Signature C pairing",
                    "photo 3: black-and-white striped printed polyester lining, not unlined suede interior of vintage classics",
                    "photo 1,3: bright gold-tone plated zippers with chain tassel pulls, not solid brass vintage hardware",
                    "photo 2,5,6: thin rolled synthetic top handles and thin crossbody strap with gold-tone rings, not buckle-adjustable or dogleash Coach straps"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone plated zippers, front exterior zip with dual chain tassel pulls, side D-rings and strap clasps; lightweight plated appearance, not solid brass",
                    "leather_description": "smooth coated synthetic-appearing material with tan\/brown\/black\/white plaid print and micro-embossed texture; shiny uniform surface, not glove-tanned cowhide",
                    "lining_description": "black-and-white narrow striped printed polyester fabric, fully lined",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "even dark edge stitching around panels, visible but not diagnostic of Coach",
                    "strap_construction": "two short rolled top handles attached with teardrop tabs plus thin detachable crossbody shoulder strap with adjustment buckle",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: zip-top structured mini-satchel with plaid coated body, tassel pulls, and striped poly lining matches modern fast-fashion satchel, not any catalog Willis\/Court\/Station\/Dinky\/City Bag silhouette",
                    "No serial decode possible; no creed visible in interior photo 3",
                    "Condition: Like New \/ Excellent; clean exterior print (photo 1,2), clean lining (photo 3), clean base (photo 4), appears unused"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 24547,
            "output_tokens": 838,
            "total_tokens": 25385,
            "estimated_cost_usd": 0.01183
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 25202,
            "output_tokens": 1226,
            "total_tokens": 26428,
            "estimated_cost_usd": 0.006021
        }
    ]
}