Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.055,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.045,
    "image_quality_score": 0.665,
    "seller_misidentification_probability": 0.075,
    "confidence": 0.75,
    "recommended_max_bid": 7.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a handbag with a structured body, top handle, and apparent shoulder strap.",
        "photo 1: Equestrian imagery is visible on the front clasp, but this is not sufficient evidence of Coach manufacture.",
        "photo 1: C-like interlocking print evokes Coach Signature canvas at a glance",
        "photo 1: horse-and-carriage relief evokes Coach branding at a glance"
    ],
    "negative_evidence": [
        "photo 1: The bag has an oversized decorative horse-and-carriage medallion, a known lookalike cue rather than a typical vintage Coach closure.",
        "photo 1: The all-over C-like monogram pattern appears generic and is not visibly paired, centered Coach Signature C canvas.",
        "photo 1: The listing presents the bag as unbranded and the item is shown new in protective packaging, which is inconsistent with a likely vintage Coach find.",
        "photo 1: The visible material appears coated or synthetic rather than vintage glove-tanned leather.",
        "photo 1: No clearly visible Coach wordmark, creed, serial, or authenticated Coach hardware marking.",
        "photo 1: sold as new in shipping box with protective wrap on handle listed as Unbranded",
        "photo 1: closure is large gold-tone oval horse-carriage medallion, not vintage Coach turnlock with thin oval back plate and slim tab",
        "photo 1: coated canvas with large C-like motif, no legible COACH wordmark or verified Coach C-pairing\/alignment",
        "photo 1: no creed patch, solid brass hardware, or glove-tanned leather visible"
    ],
    "missing_information": [
        "photo 1: Interior, lining, creed area, and any fabric label are not shown.",
        "photo 1: Bottom, sides, rear, strap attachment, zipper pulls, and hardware backs are not shown.",
        "photo 1: A close-up of any interior or exterior branding would be needed to rule out a hidden label.",
        "interior views including creed patch and fabric tags not shown",
        "close-up of hardware engravings and zipper-pull brand not shown",
        "back, sides, bottom and lining not shown",
        "hangtag both faces and chain not shown",
        "seller-stated dimensions and materials not provided"
    ],
    "authenticity_concerns": [
        "photo 1: Oversized equestrian medallion clasp and generic monogram pattern are characteristic of a Coach-inspired lookalike, not reliable Coach identifiers.",
        "photo 1: The new boxed presentation and protective wrapping are inconsistent with the advertised vintage description and raise concern that the seller's category or age identification is inaccurate.",
        "photo 1: new-in-box, foam-wrapped top handle listed as Unbranded is a classic replica signal for heavily counterfeited signature patterns",
        "photo 1: oversized decorative horse-and-carriage medallion used as clasp is a lookalike cue, not Coach turnlock geometry",
        "photo 1: C-like coated canvas print with no verifiable COACH wordmark, creed, or engraved hardware to support Coach manufacture"
    ],
    "possible_model_reasoning": [
        "photo 1: The structured small crossbody\/top-handle silhouette does not closely establish a known Coach model, and the prominent decorative carriage clasp is a lookalike feature.",
        "photo 1: No creed or style code is visible, so Coach dating and model identification are not possible.",
        "photo 1: Condition appears New\/unused because the handle is wrapped and the bag is boxed; interior and functional condition remain unverified.",
        "Not a verifiable Coach model; silhouette with top handle, flap and carriage medallion imitates modern Coach Georgie\/Kay-type mini top-handle styles but hardware is oversized replica-style medallion, pattern unverified, and context is new-in-box Unbranded",
        "No creed, serial, wordmark or construction evidence to decode era; dated as modern non-Coach by coated canvas, plated hardware and new-in-box presentation",
        "Condition: appears New from box and wrap (photo 1) but as likely replica, condition grade for Coach pricing not applicable"
    ],
    "estimated_era": "modern (2000s+), non-Coach",
    "observed_features": {
        "creed_present": false,
        "serial_or_style_number_present": false,
        "coach_wordmark_present": true,
        "turnlock_present": false,
        "hangtag_present": false,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "photo 1: Gold-tone oval clasp with a horse-and-carriage motif; appears decorative and oversized rather than a classic Coach turnlock. Gold-tone corner hardware is also visible.",
        "leather_description": "photo 1: Brown-and-black textured patterned body with contrasting smooth brown trim; material looks like coated canvas or synthetic leather, not clearly natural glove-tanned leather.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: Structured top handle with contrasting brown attachment tabs; a partial shoulder strap or strap attachment is visible at the right side, but its full construction is not shown.",
        "stitching_description": "photo 1: Contrasting light stitching is visible around the brown trim and front tab; overall stitching appears even in the single available view."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0021,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.04,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a handbag with a structured body, top handle, and apparent shoulder strap.",
                    "photo 1: Equestrian imagery is visible on the front clasp, but this is not sufficient evidence of Coach manufacture."
                ],
                "negative_evidence": [
                    "photo 1: The bag has an oversized decorative horse-and-carriage medallion, a known lookalike cue rather than a typical vintage Coach closure.",
                    "photo 1: The all-over C-like monogram pattern appears generic and is not visibly paired, centered Coach Signature C canvas.",
                    "photo 1: The listing presents the bag as unbranded and the item is shown new in protective packaging, which is inconsistent with a likely vintage Coach find.",
                    "photo 1: The visible material appears coated or synthetic rather than vintage glove-tanned leather.",
                    "photo 1: No clearly visible Coach wordmark, creed, serial, or authenticated Coach hardware marking."
                ],
                "missing_information": [
                    "photo 1: Interior, lining, creed area, and any fabric label are not shown.",
                    "photo 1: Bottom, sides, rear, strap attachment, zipper pulls, and hardware backs are not shown.",
                    "photo 1: A close-up of any interior or exterior branding would be needed to rule out a hidden label."
                ],
                "authenticity_concerns": [
                    "photo 1: Oversized equestrian medallion clasp and generic monogram pattern are characteristic of a Coach-inspired lookalike, not reliable Coach identifiers.",
                    "photo 1: The new boxed presentation and protective wrapping are inconsistent with the advertised vintage description and raise concern that the seller's category or age identification is inaccurate."
                ],
                "observed_features": {
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "serial_or_style_number_present": false,
                    "serial_or_style_number": "not_visible",
                    "coach_wordmark_present": true,
                    "turnlock_present": false,
                    "hangtag_present": false,
                    "hardware_description": "photo 1: Gold-tone oval clasp with a horse-and-carriage motif; appears decorative and oversized rather than a classic Coach turnlock. Gold-tone corner hardware is also visible.",
                    "leather_description": "photo 1: Brown-and-black textured patterned body with contrasting smooth brown trim; material looks like coated canvas or synthetic leather, not clearly natural glove-tanned leather.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: Structured top handle with contrasting brown attachment tabs; a partial shoulder strap or strap attachment is visible at the right side, but its full construction is not shown.",
                    "stitching_description": "photo 1: Contrasting light stitching is visible around the brown trim and front tab; overall stitching appears even in the single available view."
                },
                "possible_model_reasoning": [
                    "photo 1: The structured small crossbody\/top-handle silhouette does not closely establish a known Coach model, and the prominent decorative carriage clasp is a lookalike feature.",
                    "photo 1: No creed or style code is visible, so Coach dating and model identification are not possible.",
                    "photo 1: Condition appears New\/unused because the handle is wrapped and the bag is boxed; interior and functional condition remain unverified."
                ],
                "confidence": 0.78,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1: new-in-box, foam-wrapped top handle listed as Unbranded is a classic replica signal for heavily counterfeited signature patterns",
                    "photo 1: oversized decorative horse-and-carriage medallion used as clasp is a lookalike cue, not Coach turnlock geometry",
                    "photo 1: C-like coated canvas print with no verifiable COACH wordmark, creed, or engraved hardware to support Coach manufacture"
                ],
                "authenticity_confidence": 0.06,
                "coach_probability": 0.07,
                "confidence": 0.72,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 5,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "interior views including creed patch and fabric tags not shown",
                    "close-up of hardware engravings and zipper-pull brand not shown",
                    "back, sides, bottom and lining not shown",
                    "hangtag both faces and chain not shown",
                    "seller-stated dimensions and materials not provided"
                ],
                "negative_evidence": [
                    "photo 1: sold as new in shipping box with protective wrap on handle listed as Unbranded",
                    "photo 1: closure is large gold-tone oval horse-carriage medallion, not vintage Coach turnlock with thin oval back plate and slim tab",
                    "photo 1: coated canvas with large C-like motif, no legible COACH wordmark or verified Coach C-pairing\/alignment",
                    "photo 1: no creed patch, solid brass hardware, or glove-tanned leather visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": true,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "photo 1: gold-tone oversized oval medallion with horse-and-carriage relief on front strap; gold-tone corner rivets; no COACH engraving legible",
                    "leather_description": "photo 1: brown coated canvas with lighter C-like monogram print on body and darker print on flap, trimmed with tan smooth faux-leather-look trim; no glove-tanned texture visible",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 1: light contrast stitching around flap edge and center strap, even but not diagnostic",
                    "strap_construction": "photo 1: short top handle wrapped in white foam\/protective wrap, attached with tan loops and gold-tone fittings; long strap not shown",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1: C-like interlocking print evokes Coach Signature canvas at a glance",
                    "photo 1: horse-and-carriage relief evokes Coach branding at a glance"
                ],
                "possible_model_reasoning": [
                    "Not a verifiable Coach model; silhouette with top handle, flap and carriage medallion imitates modern Coach Georgie\/Kay-type mini top-handle styles but hardware is oversized replica-style medallion, pattern unverified, and context is new-in-box Unbranded",
                    "No creed, serial, wordmark or construction evidence to decode era; dated as modern non-Coach by coated canvas, plated hardware and new-in-box presentation",
                    "Condition: appears New from box and wrap (photo 1) but as likely replica, condition grade for Coach pricing not applicable"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.07,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17374,
            "output_tokens": 936,
            "total_tokens": 18310,
            "estimated_cost_usd": 0.009196
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17826,
            "output_tokens": 1660,
            "total_tokens": 19486,
            "estimated_cost_usd": 0.004893
        }
    ]
}