Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.03,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.805,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.88,
    "recommended_max_bid": 9,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a structured women's handbag with multiple compartments, top handles, and shoulder straps",
        "photo 1: the listing's unbranded status is consistent with a non-branded handbag rather than evidence against Coach"
    ],
    "negative_evidence": [
        "photo 1: exterior uses a large abstract repeating fabric motif, not Coach's recognizable paired\/mirrored Signature C pattern",
        "photo 1: bag is fabric\/jacquard with extensive synthetic-looking trim rather than vintage glove-tanned leather",
        "photo 1: bright silver-tone hardware and numerous zippered compartments do not match the typical solid-brass construction of vintage Coach classics",
        "photo 2: no legible COACH wordmark, horse-and-carriage, or hangtag is visible",
        "photo 4: interior is brown synthetic fabric lining and no creed patch is visible",
        "photo 6: close interior view still shows no Coach creed, serial, or fabric identification tag",
        "photo 1, photo 2, photo 3: C-like print is oversized single motifs, not Coach paired-C jacquard, not centered\/continuous across seams",
        "photo 1-6: no COACH wordmark, no horse-and-carriage, no hangtag, no creed patch visible",
        "photo 1, photo 2, photo 3: silver-tone O-rings, buckles and zippers, not vintage solid brass",
        "photo 4, photo 5, photo 6: brown shiny polyester lining, not unlined glove-tanned suede",
        "photo 1-3: dark brown trim with sheen and white contrast stitching, consistent with faux\/PU leather fast-fashion tote, not glove-tanned cowhide",
        "photo 3: decorative side buckles and multi-zip compartment tote silhouette has no Coach catalog match"
    ],
    "missing_information": [
        "photo 1-6: no clear bottom, corner, or full strap-condition close-up",
        "photo 4-6: no straight-on close-up of every interior wall and pocket seam to rule out a hidden maker label",
        "photo 1-3: no readable zipper-pull or hardware branding close-up",
        "seller-stated material, country of manufacture, and exact dimensions should be verified",
        "creed patch close-up not shown - no stamped leather patch visible in interior photos",
        "hardware brand stamps \/ zipper-pull markings not shown",
        "bottom \/ corners and side profile not shown"
    ],
    "authenticity_concerns": [
        "photo 1-3: abstract logo-like pattern may be a generic or Coach-inspired motif, but it is not Coach Signature C canvas",
        "photo 1-6: absence of any visible Coach identifier, combined with synthetic fabric lining and silver-tone hardware, strongly favors a generic lookalike or unbranded bag",
        "photo 1, photo 2, photo 3: oversized C-like monogram is single large Cs, not paired touching Coach Cs and not mirror-symmetric - replica\/lookalike signal",
        "photo 4, photo 5, photo 6: no creed patch, no fabric Coach tag, no wordmark visible in interiors"
    ],
    "possible_model_reasoning": [
        "photo 1-3: silhouette is a modern multi-compartment tote\/shoulder bag, but it does not closely match a listed Coach vintage model",
        "photo 1-6: no readable creed or style number prevents Coach dating or model matching",
        "photo 1-6: visible synthetic lining, patterned fabric body, and silver-tone hardware imply a modern 2000s+ construction; condition appears Very Good based on intact structure and visible hardware, though odor and hidden wear are unknown",
        "No Coach model fits: tote with exterior front zip pocket, dual zip-top compartments, O-ring strap attachments and oversized C-like canvas does not match any Classic, Soho, Signature or modern Coach style",
        "Serial decode: none - no number visible",
        "Era reasoning: synthetic lining, silver hardware, C-like print and construction point to modern non-Coach fast fashion",
        "Condition: Good to Very Good; exterior print intact in photos, interior lining appears clean, but bottom\/corners not shown so grade capped"
    ],
    "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 1-6: silver-tone rings, buckles, zipper pulls, and multiple zippers are visible; no Coach engraving is legible",
        "leather_description": "photo 1-3: dark brown trim and handles appear smooth and coated or synthetic; the main body is patterned fabric, not visibly glove-tanned leather",
        "lining_description": "photo 4-6: brown shiny woven\/synthetic lining is visible in several zippered compartments; no creed patch or brand label is visible",
        "strap_construction": "photo 1-3: two broad fixed top handles plus detachable-looking shoulder straps attached through rings; dark brown trim with contrasting light stitching",
        "stitching_description": "photo 1-3: contrasting light stitching is generally visible and fairly even, but construction is more consistent with a modern generic fabric handbag than a vintage Coach classic"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0017,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.91,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a structured women's handbag with multiple compartments, top handles, and shoulder straps",
                    "photo 1: the listing's unbranded status is consistent with a non-branded handbag rather than evidence against Coach"
                ],
                "negative_evidence": [
                    "photo 1: exterior uses a large abstract repeating fabric motif, not Coach's recognizable paired\/mirrored Signature C pattern",
                    "photo 1: bag is fabric\/jacquard with extensive synthetic-looking trim rather than vintage glove-tanned leather",
                    "photo 1: bright silver-tone hardware and numerous zippered compartments do not match the typical solid-brass construction of vintage Coach classics",
                    "photo 2: no legible COACH wordmark, horse-and-carriage, or hangtag is visible",
                    "photo 4: interior is brown synthetic fabric lining and no creed patch is visible",
                    "photo 6: close interior view still shows no Coach creed, serial, or fabric identification tag"
                ],
                "missing_information": [
                    "photo 1-6: no clear bottom, corner, or full strap-condition close-up",
                    "photo 4-6: no straight-on close-up of every interior wall and pocket seam to rule out a hidden maker label",
                    "photo 1-3: no readable zipper-pull or hardware branding close-up",
                    "seller-stated material, country of manufacture, and exact dimensions should be verified"
                ],
                "authenticity_concerns": [
                    "photo 1-3: abstract logo-like pattern may be a generic or Coach-inspired motif, but it is not Coach Signature C canvas",
                    "photo 1-6: absence of any visible Coach identifier, combined with synthetic fabric lining and silver-tone hardware, strongly favors a generic lookalike or unbranded bag"
                ],
                "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 1-6: silver-tone rings, buckles, zipper pulls, and multiple zippers are visible; no Coach engraving is legible",
                    "leather_description": "photo 1-3: dark brown trim and handles appear smooth and coated or synthetic; the main body is patterned fabric, not visibly glove-tanned leather",
                    "lining_description": "photo 4-6: brown shiny woven\/synthetic lining is visible in several zippered compartments; no creed patch or brand label is visible",
                    "strap_construction": "photo 1-3: two broad fixed top handles plus detachable-looking shoulder straps attached through rings; dark brown trim with contrasting light stitching",
                    "stitching_description": "photo 1-3: contrasting light stitching is generally visible and fairly even, but construction is more consistent with a modern generic fabric handbag than a vintage Coach classic"
                },
                "possible_model_reasoning": [
                    "photo 1-3: silhouette is a modern multi-compartment tote\/shoulder bag, but it does not closely match a listed Coach vintage model",
                    "photo 1-6: no readable creed or style number prevents Coach dating or model matching",
                    "photo 1-6: visible synthetic lining, patterned fabric body, and silver-tone hardware imply a modern 2000s+ construction; condition appears Very Good based on intact structure and visible hardware, though odor and hidden wear are unknown"
                ],
                "confidence": 0.91,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1, photo 2, photo 3: oversized C-like monogram is single large Cs, not paired touching Coach Cs and not mirror-symmetric - replica\/lookalike signal",
                    "photo 4, photo 5, photo 6: no creed patch, no fabric Coach tag, no wordmark visible in interiors"
                ],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.03,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "creed patch close-up not shown - no stamped leather patch visible in interior photos",
                    "hardware brand stamps \/ zipper-pull markings not shown",
                    "bottom \/ corners and side profile not shown"
                ],
                "negative_evidence": [
                    "photo 1, photo 2, photo 3: C-like print is oversized single motifs, not Coach paired-C jacquard, not centered\/continuous across seams",
                    "photo 1-6: no COACH wordmark, no horse-and-carriage, no hangtag, no creed patch visible",
                    "photo 1, photo 2, photo 3: silver-tone O-rings, buckles and zippers, not vintage solid brass",
                    "photo 4, photo 5, photo 6: brown shiny polyester lining, not unlined glove-tanned suede",
                    "photo 1-3: dark brown trim with sheen and white contrast stitching, consistent with faux\/PU leather fast-fashion tote, not glove-tanned cowhide",
                    "photo 3: decorative side buckles and multi-zip compartment tote silhouette has no Coach catalog match"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone O-rings at strap attachments, side buckles, zipper sliders and pulls; no COACH engraving visible",
                    "leather_description": "dark brown smooth trim and straps with sheen, appears faux\/PU leather, not glove-tanned grain",
                    "lining_description": "dark brown shiny synthetic \/ polyester lining in zip compartments, photo 4-6",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "white contrast topstitching around trim, straps and pockets, even but not tone-matched",
                    "strap_construction": "double fixed shoulder straps attached via O-rings to short tabs, plus side belt\/buckle details",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: tote with exterior front zip pocket, dual zip-top compartments, O-ring strap attachments and oversized C-like canvas does not match any Classic, Soho, Signature or modern Coach style",
                    "Serial decode: none - no number visible",
                    "Era reasoning: synthetic lining, silver hardware, C-like print and construction point to modern non-Coach fast fashion",
                    "Condition: Good to Very Good; exterior print intact in photos, interior lining appears clean, but bottom\/corners not shown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 25611,
            "output_tokens": 830,
            "total_tokens": 26441,
            "estimated_cost_usd": 0.012236
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 26687,
            "output_tokens": 1302,
            "total_tokens": 27989,
            "estimated_cost_usd": 0.006379
        }
    ]
}