Vintage Coach Hunter

{
    "is_handbag_probability": 0.97,
    "coach_probability": 0.015,
    "vintage_probability": 0.54,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.84,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.91,
    "recommended_max_bid": 15,
    "estimated_resale_low": 22.5,
    "estimated_resale_high": 67.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a leather shoulder bag with a long adjustable strap and multiple compartments.",
        "photo 1: Visible leather construction and brass-tone hardware are compatible with some vintage handbags generally."
    ],
    "negative_evidence": [
        "photo 1: The bag is an elaborate Western saddle-style design with extensive floral tooling, contrast lacing, conchos, and a miniature saddle horn; this does not match the documented Coach handbag catalog.",
        "photo 2: No COACH wordmark, horse-and-carriage mark, or Coach hangtag is visible.",
        "photo 3: The visible closure and ornamentation are Western saddle hardware rather than a recognizable Coach turnlock.",
        "photo 6: The interior appears to be plain leather with no visible Coach creed patch, fabric tag, or other brand identifier.",
        "photo 1: The prominent decorative tooling and saddle construction are inconsistent with classic Coach glove-tanned handbag silhouettes.",
        "photo 1-5: three-dimensional horse-saddle form with pommel, seat and stirrup details - no Coach silhouette matches",
        "photo 1-3: all-over hand-tooled floral carving with white buck-stitch lacing - never used on vintage Coach classics",
        "photo 6: unlined leather interior with no creed patch, no wordmark, no fabric tag visible",
        "photo 1-6: no COACH wordmark, horse-and-carriage, hangtag or bead chain visible",
        "photo 1-5: crude rivets, lace ties and western buckle hardware inconsistent with solid-brass Coach hardware"
    ],
    "missing_information": [
        "photo 6: A straight-on, close-up photograph of every interior wall and pocket should be provided to confirm that no creed or maker label is present.",
        "photo 1: Close-ups of all hardware, strap attachments, and any hidden stamps would help identify the actual maker.",
        "photo 1: The seller should provide a bottom, back, and full strap-condition view; these are not needed to suggest Coach but would help value the Western bag.",
        "maker's mark or interior label not shown in close-up",
        "bottom and corner wear not shown",
        "seller dimensions and age history not stated"
    ],
    "authenticity_concerns": [
        "photo 1: The bag has no visible Coach identifier and its saddle-shaped construction is inconsistent with known Coach models; it appears to be a non-Coach Western leather bag rather than a Coach replica or Coach product.",
        "photo 1-5: novelty western-saddle silhouette with pommel and cantle never produced by Coach in any catalog era"
    ],
    "possible_model_reasoning": [
        "photo 1: No Coach catalog model is a reasonable match; the silhouette is a Western saddle purse or miniature saddle bag.",
        "photo 3: The ruler suggests a compact handbag-sized object, but dimensions do not support identification as a Coach City Bag, Court, Willis, or other documented model.",
        "photo 1: The item may be vintage or vintage-inspired, but no date code, maker label, or dated construction detail is visible; era remains unknown.",
        "photo 1: Condition appears Good to Very Good overall: leather remains structurally intact, but there is visible wear, creasing, scuffing, and loose\/frayed leather ties. Interior and odor condition cannot be fully assessed.",
        "No Coach model fits: saddle-shaped novelty purse with pommel is outside Coach catalog 1960s-2026",
        "No creed, serial, wordmark, hangtag or Coach hardware observed in 6 photos including emptied interior",
        "Condition: Good to Very Good; leather intact with patina, no major tears visible, interior ungraded for odor\/mold"
    ],
    "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: Brass-tone buckles, rivets, conchos, studs, and decorative Western closures are visible; no Coach engraving is visible.",
        "leather_description": "photo 1: Brown\/tan leather with extensive floral tooling, contrast panels, decorative lacing, and a polished or conditioned surface.",
        "lining_description": "photo 6: Plain leather interior is visible; no textile lining or branded label is visible.",
        "strap_construction": "photo 1: Long, wide leather shoulder strap with adjustment holes and buckle hardware; additional narrow leather ties and saddle-style attachments are present.",
        "stitching_description": "photo 1: Visible contrast stitching and extensive decorative leather lacing; construction is characteristic of a Western saddle bag, not a classic Coach bag."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0034,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.68,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.9,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "unknown",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a leather shoulder bag with a long adjustable strap and multiple compartments.",
                    "photo 1: Visible leather construction and brass-tone hardware are compatible with some vintage handbags generally."
                ],
                "negative_evidence": [
                    "photo 1: The bag is an elaborate Western saddle-style design with extensive floral tooling, contrast lacing, conchos, and a miniature saddle horn; this does not match the documented Coach handbag catalog.",
                    "photo 2: No COACH wordmark, horse-and-carriage mark, or Coach hangtag is visible.",
                    "photo 3: The visible closure and ornamentation are Western saddle hardware rather than a recognizable Coach turnlock.",
                    "photo 6: The interior appears to be plain leather with no visible Coach creed patch, fabric tag, or other brand identifier.",
                    "photo 1: The prominent decorative tooling and saddle construction are inconsistent with classic Coach glove-tanned handbag silhouettes."
                ],
                "missing_information": [
                    "photo 6: A straight-on, close-up photograph of every interior wall and pocket should be provided to confirm that no creed or maker label is present.",
                    "photo 1: Close-ups of all hardware, strap attachments, and any hidden stamps would help identify the actual maker.",
                    "photo 1: The seller should provide a bottom, back, and full strap-condition view; these are not needed to suggest Coach but would help value the Western bag."
                ],
                "authenticity_concerns": [
                    "photo 1: The bag has no visible Coach identifier and its saddle-shaped construction is inconsistent with known Coach models; it appears to be a non-Coach Western leather bag rather than a Coach replica or Coach product."
                ],
                "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: Brass-tone buckles, rivets, conchos, studs, and decorative Western closures are visible; no Coach engraving is visible.",
                    "leather_description": "photo 1: Brown\/tan leather with extensive floral tooling, contrast panels, decorative lacing, and a polished or conditioned surface.",
                    "lining_description": "photo 6: Plain leather interior is visible; no textile lining or branded label is visible.",
                    "strap_construction": "photo 1: Long, wide leather shoulder strap with adjustment holes and buckle hardware; additional narrow leather ties and saddle-style attachments are present.",
                    "stitching_description": "photo 1: Visible contrast stitching and extensive decorative leather lacing; construction is characteristic of a Western saddle bag, not a classic Coach bag."
                },
                "possible_model_reasoning": [
                    "photo 1: No Coach catalog model is a reasonable match; the silhouette is a Western saddle purse or miniature saddle bag.",
                    "photo 3: The ruler suggests a compact handbag-sized object, but dimensions do not support identification as a Coach City Bag, Court, Willis, or other documented model.",
                    "photo 1: The item may be vintage or vintage-inspired, but no date code, maker label, or dated construction detail is visible; era remains unknown.",
                    "photo 1: Condition appears Good to Very Good overall: leather remains structurally intact, but there is visible wear, creasing, scuffing, and loose\/frayed leather ties. Interior and odor condition cannot be fully assessed."
                ],
                "confidence": 0.9,
                "recommended_max_bid": 15,
                "estimated_resale_low": 25,
                "estimated_resale_high": 75
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-5: novelty western-saddle silhouette with pommel and cantle never produced by Coach in any catalog era"
                ],
                "authenticity_confidence": 0.01,
                "coach_probability": 0.01,
                "confidence": 0.92,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 60,
                "estimated_resale_low": 20,
                "image_quality_score": 0.78,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "maker's mark or interior label not shown in close-up",
                    "bottom and corner wear not shown",
                    "seller dimensions and age history not stated"
                ],
                "negative_evidence": [
                    "photo 1-5: three-dimensional horse-saddle form with pommel, seat and stirrup details - no Coach silhouette matches",
                    "photo 1-3: all-over hand-tooled floral carving with white buck-stitch lacing - never used on vintage Coach classics",
                    "photo 6: unlined leather interior with no creed patch, no wordmark, no fabric tag visible",
                    "photo 1-6: no COACH wordmark, horse-and-carriage, hangtag or bead chain visible",
                    "photo 1-5: crude rivets, lace ties and western buckle hardware inconsistent with solid-brass Coach hardware"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone rivets, small oval twist-lock on front pocket, rectangular buckle on strap; not Coach turnlock geometry",
                    "leather_description": "tan brown vegetable-tanned leather with all-over floral hand-tooling, darker seat panel with white stitching",
                    "lining_description": "unlined smooth leather interior, brown, no pockets or tags visible in photo 6",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "contrast white\/cream buck-stitch lacing around flap and seams plus machine topstitching",
                    "strap_construction": "wide flat tan leather crossbody strap with buckle adjustment, laced to body sides",
                    "turnlock_present": true
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: saddle-shaped novelty purse with pommel is outside Coach catalog 1960s-2026",
                    "No creed, serial, wordmark, hangtag or Coach hardware observed in 6 photos including emptied interior",
                    "Condition: Good to Very Good; leather intact with patina, no major tears visible, interior ungraded for odor\/mold"
                ],
                "possible_models": [],
                "recommended_max_bid": 15,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.4
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 33095,
            "output_tokens": 979,
            "total_tokens": 34074,
            "estimated_cost_usd": 0.015588
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 35568,
            "output_tokens": 1401,
            "total_tokens": 36969,
            "estimated_cost_usd": 0.008234
        }
    ]
}