Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.025,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.72,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.855,
    "recommended_max_bid": 9.5,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: The bag has a glossy crocodile-embossed finish and a prominent geometric V emblem, neither of which is a recognizable vintage Coach identifier.",
        "photo 1: The visible hardware is decorative gold-tone hardware rather than a Coach-style vintage turnlock.",
        "photo 2: The interior is fabric-lined with a striped printed pattern; no Coach creed patch, wordmark, or serial tag is visible.",
        "photo 1: The silhouette and construction appear to be a modern tote rather than a cataloged vintage Coach classic.",
        "photo 1: glossy croc-embossed tote with gold-tone squared V plaque center front - Victoria's Secret motif, not Coach wordmark, carriage, turnlock or hangtag",
        "photo 1: thin dual shoulder straps and zip-top tote silhouette with side cinch ties - no catalog Coach classic silhouette, no solid brass turnlock, no bead-chain hangtag",
        "photo 2: black\/grey striped polyester lining with VICTORIA'S SECRET text repeating - printed synthetic lining inconsistent with vintage Coach unlined glove-tanned suede interior",
        "photo 2: gold-tone coil zipper with green tab pull - modern plated hardware, not vintage solid brass Talon\/YKK on leather",
        "photo 1: high-gloss embossed coated surface with sheen - not matte glove-tanned cowhide with natural grain\/scars"
    ],
    "missing_information": [
        "photo 2: No clear close-up of the entire interior wall or all pockets; a small Coach fabric tag could theoretically be concealed.",
        "No bottom, side, strap-end, zipper-pull, or hardware close-up was provided.",
        "No straight-on close-up of any interior label or maker stamp was provided.",
        "photo 1-2 only: no bottom, side, back views to fully grade condition",
        "no close-up of hardware engravings or interior brand label, though lining text visible"
    ],
    "authenticity_concerns": [
        "photo 1: The prominent V emblem and crocodile-embossed synthetic-looking construction are inconsistent with the usual identifiers and construction of vintage Coach.",
        "photo 2: The printed fabric lining and absence of a visible creed or Coach wordmark support a non-Coach lookalike or generic modern bag."
    ],
    "possible_model_reasoning": [
        "photo 1: This is a structured zip-top tote, but its central V emblem and crocodile embossing do not match the listed vintage Coach models.",
        "photo 2: The fabric lining and modern decorative branding suggest a modern non-Coach tote; no era-specific Coach identifier is visible.",
        "Condition: approximately Very Good from the visible exterior, with no major tears or obvious corner loss; interior and bottom condition are incompletely shown.",
        "No Coach identifiers visible in either photo: no creed patch, no COACH wordmark, no horse-and-carriage, no turnlock, no leather hangtag",
        "Positive brand identification as non-Coach: V hardware and striped VICTORIA'S SECRET lining in photo 2 indicate Victoria's Secret tote, consistent with seller title Green Crocodile Embossed Tote",
        "Construction - glossy embossed coated body, plated zip, polyester lining - matches modern mall-brand tote, not 1970s-1990s unlined glove-tanned solid-brass Coach classic",
        "Condition: appears Good to Very Good with surface sheen intact and no obvious corner wear shown, but bottom\/interior fully not shown so 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: Gold-tone zipper hardware and decorative geometric V-shaped fittings are visible; no Coach engraving is legible.",
        "leather_description": "photo 1: Glossy dark-green crocodile-embossed material is visible; genuine leather versus coated or synthetic material cannot be determined from the photos.",
        "lining_description": "photo 2: Fabric lining with a dark-and-light striped or patterned print is visible.",
        "strap_construction": "photo 1: Two long fixed shoulder straps with stitched attachment points are visible; strap-end construction is not shown clearly.",
        "stitching_description": "photo 1: Perimeter and strap stitching appears machine-sewn and generally even; fine stitch quality is not sufficiently detailed for brand attribution."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0021,
    "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": 0.02,
                "image_quality_score": 0.84,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: The bag has a glossy crocodile-embossed finish and a prominent geometric V emblem, neither of which is a recognizable vintage Coach identifier.",
                    "photo 1: The visible hardware is decorative gold-tone hardware rather than a Coach-style vintage turnlock.",
                    "photo 2: The interior is fabric-lined with a striped printed pattern; no Coach creed patch, wordmark, or serial tag is visible.",
                    "photo 1: The silhouette and construction appear to be a modern tote rather than a cataloged vintage Coach classic."
                ],
                "missing_information": [
                    "photo 2: No clear close-up of the entire interior wall or all pockets; a small Coach fabric tag could theoretically be concealed.",
                    "No bottom, side, strap-end, zipper-pull, or hardware close-up was provided.",
                    "No straight-on close-up of any interior label or maker stamp was provided."
                ],
                "authenticity_concerns": [
                    "photo 1: The prominent V emblem and crocodile-embossed synthetic-looking construction are inconsistent with the usual identifiers and construction of vintage Coach.",
                    "photo 2: The printed fabric lining and absence of a visible creed or Coach wordmark support a non-Coach lookalike or generic modern 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: Gold-tone zipper hardware and decorative geometric V-shaped fittings are visible; no Coach engraving is legible.",
                    "leather_description": "photo 1: Glossy dark-green crocodile-embossed material is visible; genuine leather versus coated or synthetic material cannot be determined from the photos.",
                    "lining_description": "photo 2: Fabric lining with a dark-and-light striped or patterned print is visible.",
                    "strap_construction": "photo 1: Two long fixed shoulder straps with stitched attachment points are visible; strap-end construction is not shown clearly.",
                    "stitching_description": "photo 1: Perimeter and strap stitching appears machine-sewn and generally even; fine stitch quality is not sufficiently detailed for brand attribution."
                },
                "possible_model_reasoning": [
                    "photo 1: This is a structured zip-top tote, but its central V emblem and crocodile embossing do not match the listed vintage Coach models.",
                    "photo 2: The fabric lining and modern decorative branding suggest a modern non-Coach tote; no era-specific Coach identifier is visible.",
                    "Condition: approximately Very Good from the visible exterior, with no major tears or obvious corner loss; interior and bottom condition are incompletely shown."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 7,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1-2 only: no bottom, side, back views to fully grade condition",
                    "no close-up of hardware engravings or interior brand label, though lining text visible"
                ],
                "negative_evidence": [
                    "photo 1: glossy croc-embossed tote with gold-tone squared V plaque center front - Victoria's Secret motif, not Coach wordmark, carriage, turnlock or hangtag",
                    "photo 1: thin dual shoulder straps and zip-top tote silhouette with side cinch ties - no catalog Coach classic silhouette, no solid brass turnlock, no bead-chain hangtag",
                    "photo 2: black\/grey striped polyester lining with VICTORIA'S SECRET text repeating - printed synthetic lining inconsistent with vintage Coach unlined glove-tanned suede interior",
                    "photo 2: gold-tone coil zipper with green tab pull - modern plated hardware, not vintage solid brass Talon\/YKK on leather",
                    "photo 1: high-gloss embossed coated surface with sheen - not matte glove-tanned cowhide with natural grain\/scars"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone zip-top zipper and small gold-tone side rivets; squared gold-tone V-in-square plaque center front and V-shaped side charm; bright plated tone, modern",
                    "leather_description": "dark green high-gloss crocodile-embossed material, uniform shiny coated appearance, not matte full-grain glove-tanned leather",
                    "lining_description": "photo 2: dark striped polyester lining with light stripes bearing text appearing to read VICTORIA'S SECRET, interior zip pocket with green tab",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tone-on-tone edge stitching along top edge, straight but not clearly visible elsewhere",
                    "strap_construction": "dual fixed thin shoulder straps in same green embossed material, stitched to body with pointed ends",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifiers visible in either photo: no creed patch, no COACH wordmark, no horse-and-carriage, no turnlock, no leather hangtag",
                    "Positive brand identification as non-Coach: V hardware and striped VICTORIA'S SECRET lining in photo 2 indicate Victoria's Secret tote, consistent with seller title Green Crocodile Embossed Tote",
                    "Construction - glossy embossed coated body, plated zip, polyester lining - matches modern mall-brand tote, not 1970s-1990s unlined glove-tanned solid-brass Coach classic",
                    "Condition: appears Good to Very Good with surface sheen intact and no obvious corner wear shown, but bottom\/interior fully not shown so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 19659,
            "output_tokens": 862,
            "total_tokens": 20521,
            "estimated_cost_usd": 0.009932
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 20285,
            "output_tokens": 1482,
            "total_tokens": 21767,
            "estimated_cost_usd": 0.005243
        }
    ]
}