Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.05,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.04,
    "image_quality_score": 0.735,
    "seller_misidentification_probability": 0.055,
    "confidence": 0.79,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: compact leather-look crossbody\/belt-bag silhouette with a central rotating clasp and gold-tone hardware.",
        "photo 2: gold-tone zipper teeth and a lined interior are visible."
    ],
    "negative_evidence": [
        "photo 1: the clasp is a modern, chunky oval design rather than a recognizable vintage Coach turnlock; no Coach wordmark or horse-and-carriage is visible.",
        "photo 1: exterior construction appears contemporary and generic, with extensive perimeter piping and a synthetic-looking adjustable strap.",
        "photo 2: patterned fabric lining and a divided interior are visible, but no Coach creed or label is shown.",
        "seller listing: the item is described as unbranded, and no Coach-specific details are provided.",
        "photo 1: no COACH wordmark, horse-and-carriage, or leather hangtag visible",
        "photo 1: small bright gold-tone front twist clasp does not match vintage Coach turnlock geometry - thin oval back plate with slim rounded tab",
        "photo 2: fully fabric-lined interior with printed geometric pattern, not unlined suede-back glove-tanned leather of classics",
        "photo 1-2: no creed patch visible on interior back wall; interior shown open with no stamped leather patch",
        "photo 2: bright plated gold-tone coil zipper, not solid brass Talon\/YKK of vintage Coach"
    ],
    "missing_information": [
        "photo 1-2: no straight-on close-up of any interior leather creed or fabric tag.",
        "photo 1-2: no close-up of zipper pulls, clasp reverse, strap hardware, or any brand stamps.",
        "photo 1-2: bottom, back, side, and full strap views are not provided.",
        "photo 1-2: material composition and seller-stated dimensions are not provided.",
        "photo of any interior leather creed patch or fabric brand tag in raking light",
        "photo of back, sides, bottom corners and strap hardware",
        "close-up of zipper-pull brand stamp and front clasp back plate"
    ],
    "authenticity_concerns": [
        "photo 1: the generic modern clasp and construction do not correspond to a clearly identifiable Coach model.",
        "photo 2: the visible patterned lining and lack of any visible Coach identifier are inconsistent with a confidently identified vintage Coach classic."
    ],
    "possible_model_reasoning": [
        "The compact zip crossbody silhouette could resemble many contemporary generic belt bags, but it does not provide enough Coach-specific construction or identifiers to match a Coach catalog model.",
        "The visible lining, modern clasp geometry, and lack of a creed favor a contemporary non-Coach bag rather than a vintage Coach piece.",
        "Condition: Good to Very Good based on visible intact exterior and hardware; interior and underside condition are only partly shown, and odor or hidden damage cannot be assessed.",
        "No Coach identifier visible in either photo - no creed, no wordmark, no hangtag, no solid-brass Coach hardware",
        "Silhouette is modern small zip-top belt bag \/ crossbody pouch with front slip pocket and twist accent, not matching classic catalog styles like Dinky (9375), Pocket Purse (9755), City Bag (9790), Willis (9927), Court (9870)",
        "Construction - fabric printed lining plus bright plated hardware plus pebbled coated material - points to modern non-Coach fast fashion, not 1970s-1990s glove-tanned Coach",
        "Condition: appears Like New to Excellent from limited views - clean exterior (photo 1), clean interior (photo 2); capped because bottom corners, strap and full exterior not shown"
    ],
    "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 1: gold-tone rotating oval clasp and gold-tone zipper teeth; no Coach engraving is visible.",
        "leather_description": "photo 1: black pebbled leather-like or coated material; exact composition is not visible.",
        "lining_description": "photo 2: dark patterned textile lining with a geometric motif; branding is not visible.",
        "strap_construction": "photo 1: wide black adjustable strap appears textile or synthetic, with dark hardware visible at the edge.",
        "stitching_description": "photo 1: perimeter stitching\/piping appears generally even; close stress-point details are not visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0012,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.07,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.05,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.07,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: compact leather-look crossbody\/belt-bag silhouette with a central rotating clasp and gold-tone hardware.",
                    "photo 2: gold-tone zipper teeth and a lined interior are visible."
                ],
                "negative_evidence": [
                    "photo 1: the clasp is a modern, chunky oval design rather than a recognizable vintage Coach turnlock; no Coach wordmark or horse-and-carriage is visible.",
                    "photo 1: exterior construction appears contemporary and generic, with extensive perimeter piping and a synthetic-looking adjustable strap.",
                    "photo 2: patterned fabric lining and a divided interior are visible, but no Coach creed or label is shown.",
                    "seller listing: the item is described as unbranded, and no Coach-specific details are provided."
                ],
                "missing_information": [
                    "photo 1-2: no straight-on close-up of any interior leather creed or fabric tag.",
                    "photo 1-2: no close-up of zipper pulls, clasp reverse, strap hardware, or any brand stamps.",
                    "photo 1-2: bottom, back, side, and full strap views are not provided.",
                    "photo 1-2: material composition and seller-stated dimensions are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1: the generic modern clasp and construction do not correspond to a clearly identifiable Coach model.",
                    "photo 2: the visible patterned lining and lack of any visible Coach identifier are inconsistent with a confidently identified vintage Coach classic."
                ],
                "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: gold-tone rotating oval clasp and gold-tone zipper teeth; no Coach engraving is visible.",
                    "leather_description": "photo 1: black pebbled leather-like or coated material; exact composition is not visible.",
                    "lining_description": "photo 2: dark patterned textile lining with a geometric motif; branding is not visible.",
                    "strap_construction": "photo 1: wide black adjustable strap appears textile or synthetic, with dark hardware visible at the edge.",
                    "stitching_description": "photo 1: perimeter stitching\/piping appears generally even; close stress-point details are not visible."
                },
                "possible_model_reasoning": [
                    "The compact zip crossbody silhouette could resemble many contemporary generic belt bags, but it does not provide enough Coach-specific construction or identifiers to match a Coach catalog model.",
                    "The visible lining, modern clasp geometry, and lack of a creed favor a contemporary non-Coach bag rather than a vintage Coach piece.",
                    "Condition: Good to Very Good based on visible intact exterior and hardware; interior and underside condition are only partly shown, and odor or hidden damage cannot be assessed."
                ],
                "confidence": 0.8,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.03,
                "confidence": 0.78,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "photo of any interior leather creed patch or fabric brand tag in raking light",
                    "photo of back, sides, bottom corners and strap hardware",
                    "close-up of zipper-pull brand stamp and front clasp back plate"
                ],
                "negative_evidence": [
                    "photo 1: no COACH wordmark, horse-and-carriage, or leather hangtag visible",
                    "photo 1: small bright gold-tone front twist clasp does not match vintage Coach turnlock geometry - thin oval back plate with slim rounded tab",
                    "photo 2: fully fabric-lined interior with printed geometric pattern, not unlined suede-back glove-tanned leather of classics",
                    "photo 1-2: no creed patch visible on interior back wall; interior shown open with no stamped leather patch",
                    "photo 2: bright plated gold-tone coil zipper, not solid brass Talon\/YKK of vintage Coach"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone zipper around top and small gold-tone twist\/clasp on front slip pocket; thin plated appearance, not heavy solid brass vintage hardware",
                    "leather_description": "black pebbled-grain material, uniform and flat sheen; does not show glove-tanned grain, patina or natural scars\/wrinkles",
                    "lining_description": "photo 2: black fabric lining with light geometric star-like print",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "edge stitching visible around front pocket and perimeter in photo 1, appears even but no close-up detail visible",
                    "strap_construction": "photo 1: black flat strap partially visible at sides, full length, buckle holes and clips not shown",
                    "turnlock_present": true
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifier visible in either photo - no creed, no wordmark, no hangtag, no solid-brass Coach hardware",
                    "Silhouette is modern small zip-top belt bag \/ crossbody pouch with front slip pocket and twist accent, not matching classic catalog styles like Dinky (9375), Pocket Purse (9755), City Bag (9790), Willis (9927), Court (9870)",
                    "Construction - fabric printed lining plus bright plated hardware plus pebbled coated material - points to modern non-Coach fast fashion, not 1970s-1990s glove-tanned Coach",
                    "Condition: appears Like New to Excellent from limited views - clean exterior (photo 1), clean interior (photo 2); capped because bottom corners, strap and full exterior not shown"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.04,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 19655,
            "output_tokens": 768,
            "total_tokens": 20423,
            "estimated_cost_usd": 0.009705
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 20279,
            "output_tokens": 1540,
            "total_tokens": 21819,
            "estimated_cost_usd": 0.005288
        }
    ]
}