Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.025,
    "vintage_probability": 0.25,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.71,
    "seller_misidentification_probability": 0.49,
    "confidence": 0.84,
    "recommended_max_bid": 12,
    "estimated_resale_low": 10,
    "estimated_resale_high": 32.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: The bag is primarily woven equestrian tapestry with leather trim, rather than the solid glove-tanned leather construction typical of vintage Coach classics.",
        "photo 1: Hardware appears silver-tone and the decorative leather centerpiece does not show a legible Coach wordmark, carriage, or turnlock.",
        "photo 2: Side construction uses a large fabric gusset and decorative leather straps unlike the catalog silhouettes of the listed vintage Coach models.",
        "photo 3: Bottom is woven tapestry and shows no visible Coach identifier.",
        "photo 6: The leather tag appears to have a decorative embossed symbol, but it is not legibly marked COACH.",
        "photo 1,3,4,5: body is woven tapestry with equestrian\/western pictorial pattern, not glove-tanned leather or Coach signature canvas",
        "photo 1,6: silver-tone metal rings and frame hardware, not vintage solid brass",
        "photo 1,5,6: Texas-shaped leather charm embossed with N, no COACH wordmark or horse-and-carriage visible",
        "photo 1,2,4: kisslock\/frame top with western yoke tabs, no turnlock and no catalog Coach silhouette match",
        "photo 1-6: no creed patch, no Coach cartouche, no style number visible"
    ],
    "missing_information": [
        "photo 1-6: Interior, lining, zipper, and any sewn-in brand or care labels are not shown.",
        "photo 1-6: No straight-on close-up establishes whether the embossed decorative tag contains a brand name.",
        "photo 1-6: No close-up of hardware markings or zipper pull is provided.",
        "photo of interior emptied to check for creed patch or fabric brand label",
        "close-up of Texas-shaped tag text\/logo",
        "close-up of hardware stamps and frame closure"
    ],
    "authenticity_concerns": [
        "The woven tapestry body, silver-tone hardware, and decorative embossed tag are inconsistent with the usual construction and identifiers of vintage Coach leather handbags.",
        "The equestrian theme and decorative logo-like tag could evoke Coach styling, but no Coach identifier is visible; this is more consistent with an unbranded lookalike or other maker."
    ],
    "possible_model_reasoning": [
        "No Coach model fits: tapestry frame satchel with western tabs is outside Coach model catalog and materials",
        "Construction and hardware point to generic 1990s-2000s tapestry handbag, not Coach glove-tanned era",
        "Condition: Very Good to Good; tapestry shows no major tears, leather trim lightly soiled\/worn (photo 1,6), interior and bottom wear unknown 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": true,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "photo 1: Silver-tone circular rings and small metal fittings are visible; no Coach engraving is legible. A leather decorative tag is attached near the lower right side.",
        "leather_description": "photo 1: Tan smooth leather trim, handles, straps, and appliqu\u00e9 pieces are visible; the body is woven tapestry rather than leather.",
        "lining_description": "not_visible",
        "strap_construction": "photos 1, 5, 6: Double rounded leather handles attached through leather tabs and silver-tone rings; a separate long shoulder strap is not clearly shown.",
        "stitching_description": "photos 1 and 6: Contrast-colored machine stitching is generally visible on the leather trim, with some unevenness and wear\/fraying around the tapestry edges."
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0337,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.2,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.96,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: The bag is primarily woven equestrian tapestry with leather trim, rather than the solid glove-tanned leather construction typical of vintage Coach classics.",
                    "photo 1: Hardware appears silver-tone and the decorative leather centerpiece does not show a legible Coach wordmark, carriage, or turnlock.",
                    "photo 2: Side construction uses a large fabric gusset and decorative leather straps unlike the catalog silhouettes of the listed vintage Coach models.",
                    "photo 3: Bottom is woven tapestry and shows no visible Coach identifier.",
                    "photo 6: The leather tag appears to have a decorative embossed symbol, but it is not legibly marked COACH."
                ],
                "missing_information": [
                    "photo 1-6: Interior, lining, zipper, and any sewn-in brand or care labels are not shown.",
                    "photo 1-6: No straight-on close-up establishes whether the embossed decorative tag contains a brand name.",
                    "photo 1-6: No close-up of hardware markings or zipper pull is provided."
                ],
                "authenticity_concerns": [
                    "The woven tapestry body, silver-tone hardware, and decorative embossed tag are inconsistent with the usual construction and identifiers of vintage Coach leather handbags.",
                    "The equestrian theme and decorative logo-like tag could evoke Coach styling, but no Coach identifier is visible; this is more consistent with an unbranded lookalike or other maker."
                ],
                "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": true,
                    "hardware_description": "photo 1: Silver-tone circular rings and small metal fittings are visible; no Coach engraving is legible. A leather decorative tag is attached near the lower right side.",
                    "leather_description": "photo 1: Tan smooth leather trim, handles, straps, and appliqu\u00e9 pieces are visible; the body is woven tapestry rather than leather.",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 1, 5, 6: Double rounded leather handles attached through leather tabs and silver-tone rings; a separate long shoulder strap is not clearly shown.",
                    "stitching_description": "photos 1 and 6: Contrast-colored machine stitching is generally visible on the leather trim, with some unevenness and wear\/fraying around the tapestry edges."
                },
                "possible_model_reasoning": [],
                "confidence": 0.83,
                "recommended_max_bid": 12,
                "estimated_resale_low": 10,
                "estimated_resale_high": 40
            }
        },
        {
            "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 of interior emptied to check for creed patch or fabric brand label",
                    "close-up of Texas-shaped tag text\/logo",
                    "close-up of hardware stamps and frame closure"
                ],
                "negative_evidence": [
                    "photo 1,3,4,5: body is woven tapestry with equestrian\/western pictorial pattern, not glove-tanned leather or Coach signature canvas",
                    "photo 1,6: silver-tone metal rings and frame hardware, not vintage solid brass",
                    "photo 1,5,6: Texas-shaped leather charm embossed with N, no COACH wordmark or horse-and-carriage visible",
                    "photo 1,2,4: kisslock\/frame top with western yoke tabs, no turnlock and no catalog Coach silhouette match",
                    "photo 1-6: no creed patch, no Coach cartouche, no style number visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": true,
                    "hardware_description": "silver-tone split rings at handles, kisslock-type frame top with snap at side (photo 2,4); no brass turnlock, no COACH stamping visible",
                    "leather_description": "tan smooth leather trim, rolled handles and pointed yoke tabs with contrast light stitching (photo 1,6); not glove-tanned full-grain Coach leather",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "light contrast topstitching around leather tabs, even but not Coach-matched thread style (photo 1,6)",
                    "strap_construction": "two short rolled top handles looped through metal rings to leather tabs (photo 1,6); no detachable crossbody strap, no dogleash clips, no buckle adjustment",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: tapestry frame satchel with western tabs is outside Coach model catalog and materials",
                    "Construction and hardware point to generic 1990s-2000s tapestry handbag, not Coach glove-tanned era",
                    "Condition: Very Good to Good; tapestry shows no major tears, leather trim lightly soiled\/worn (photo 1,6), interior and bottom wear unknown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.3
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28778,
            "output_tokens": 740,
            "total_tokens": 29518,
            "estimated_cost_usd": 0.013287
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30090,
            "output_tokens": 1349,
            "total_tokens": 31439,
            "estimated_cost_usd": 0.007097
        }
    ]
}