Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.02,
    "vintage_probability": 0.275,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.75,
    "seller_misidentification_probability": 0.07,
    "confidence": 0.85,
    "recommended_max_bid": 10,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: the bag has ornate Western\/floral embroidery, contrasting red trim, and a decorative buckle strap unlike the documented Coach classic silhouettes.",
        "photo 2: the interior flap shows a large circular embossed emblem rather than a sewn rectangular Coach creed patch.",
        "photo 4: the large circular interior emblem does not visibly show the standard Coach creed wording, COACH lozenge, or a Coach serial-number format.",
        "photo 1: visible silver-tone hardware and highly decorative construction do not resemble typical vintage Coach brass turnlock construction.",
        "photo 1: the listing title describes a small embossed geometric Western bag and does not provide any Coach-specific identifier.",
        "photo 1: hand-tooled geometric border, painted floral flap and buckle-strap closure - never a Coach catalog silhouette or closure",
        "photo 1: no brass turnlock; silver-tone roller buckle instead of Coach solid-brass turnlock geometry",
        "photo 4: large embossed Aztec-calendar medallion on back - motif never used by Coach",
        "photo 2, photo 3: raw suede interior with rawhide lacing and metal rivets, no creed patch, no zip pocket, no Coach lining construction",
        "photo 1-4: no COACH wordmark, no horse-and-carriage, no hangtag, no leather creed patch visible"
    ],
    "missing_information": [
        "photo 2-4: the circular interior emblem is too dark and indistinct to transcribe; a straight-on, well-lit close-up could identify the actual maker.",
        "photo 1: no clear close-up of any exterior or interior brand wordmark.",
        "photo 1: no bottom, side, strap-attachment, zipper, or hardware-stamp close-ups.",
        "seller-stated dimensions and material composition are not provided.",
        "photo 1-4: no creed patch visible - close-up of any interior stamp would confirm",
        "photo 1: no maker mark, country line, or hardware brand stamp visible",
        "photo 4: back panel only - bottom, side and scale views not shown"
    ],
    "authenticity_concerns": [
        "photo 2: the visible emblem is a nonstandard circular design, not a Coach creed patch; this strongly indicates a lookalike or unrelated maker.",
        "photo 4: the embossed circular marking appears decorative and brand-like but does not visibly match Coach's creed or wordmark system.",
        "photo 1: the ornate embroidered Western styling and contrasting trim are inconsistent with the cataloged vintage Coach models considered here."
    ],
    "possible_model_reasoning": [
        "photo 1: the rectangular crossbody silhouette is broadly compatible with many generic Western bags but does not match a specific Coach model.",
        "photo 2 and photo 4: the interior emblem is not a Coach creed and no readable style number is visible, so no Coach model can be assigned.",
        "photo 1-4: condition appears Good to Very Good overall, with visible creasing, surface wear, and worn-looking trim; interior and hardware function remain unverified.",
        "No Coach model fits: buckle flap, tooled\/painted western decoration, laced-rivet construction and Aztec medallion match Mexican tourist \/ western craft crossbody, not any Classic glove-tanned style like Dinky (9375) or Pocket Purse (9755)",
        "Era reasoning: construction and decoration are non-Coach craft style; cannot date to Coach era table; treated as modern (2000s+), non-Coach",
        "Condition: Good; leather shows surface wear and scuffs (photo 4) but no tears or broken hardware visible; interior suede looks intact (photo 2, photo 3); strap intact (photo 1)"
    ],
    "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: silver-tone strap hardware, buckle, rivets, and decorative fittings are visible; no Coach engraving is legible.",
        "leather_description": "photo 1: dark brown or black leather-like exterior with red edging and extensive colorful floral\/Western embroidery; exact leather type is not confirmed.",
        "lining_description": "photo 2-3: tan leather or suede-like interior is visible; no fabric lining or Coach label is shown.",
        "strap_construction": "photo 1: long adjustable crossbody strap with contrasting red\/brown sections and buckle adjustment.",
        "stitching_description": "photo 1-3: prominent decorative edge stitching or lacing is visible; ordinary structural stitching is not sufficiently clear."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0007,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.25,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.12,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: the bag has ornate Western\/floral embroidery, contrasting red trim, and a decorative buckle strap unlike the documented Coach classic silhouettes.",
                    "photo 2: the interior flap shows a large circular embossed emblem rather than a sewn rectangular Coach creed patch.",
                    "photo 4: the large circular interior emblem does not visibly show the standard Coach creed wording, COACH lozenge, or a Coach serial-number format.",
                    "photo 1: visible silver-tone hardware and highly decorative construction do not resemble typical vintage Coach brass turnlock construction.",
                    "photo 1: the listing title describes a small embossed geometric Western bag and does not provide any Coach-specific identifier."
                ],
                "missing_information": [
                    "photo 2-4: the circular interior emblem is too dark and indistinct to transcribe; a straight-on, well-lit close-up could identify the actual maker.",
                    "photo 1: no clear close-up of any exterior or interior brand wordmark.",
                    "photo 1: no bottom, side, strap-attachment, zipper, or hardware-stamp close-ups.",
                    "seller-stated dimensions and material composition are not provided."
                ],
                "authenticity_concerns": [
                    "photo 2: the visible emblem is a nonstandard circular design, not a Coach creed patch; this strongly indicates a lookalike or unrelated maker.",
                    "photo 4: the embossed circular marking appears decorative and brand-like but does not visibly match Coach's creed or wordmark system.",
                    "photo 1: the ornate embroidered Western styling and contrasting trim are inconsistent with the cataloged vintage Coach models considered here."
                ],
                "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: silver-tone strap hardware, buckle, rivets, and decorative fittings are visible; no Coach engraving is legible.",
                    "leather_description": "photo 1: dark brown or black leather-like exterior with red edging and extensive colorful floral\/Western embroidery; exact leather type is not confirmed.",
                    "lining_description": "photo 2-3: tan leather or suede-like interior is visible; no fabric lining or Coach label is shown.",
                    "strap_construction": "photo 1: long adjustable crossbody strap with contrasting red\/brown sections and buckle adjustment.",
                    "stitching_description": "photo 1-3: prominent decorative edge stitching or lacing is visible; ordinary structural stitching is not sufficiently clear."
                },
                "possible_model_reasoning": [
                    "photo 1: the rectangular crossbody silhouette is broadly compatible with many generic Western bags but does not match a specific Coach model.",
                    "photo 2 and photo 4: the interior emblem is not a Coach creed and no readable style number is visible, so no Coach model can be assigned.",
                    "photo 1-4: condition appears Good to Very Good overall, with visible creasing, surface wear, and worn-looking trim; interior and hardware function remain unverified."
                ],
                "confidence": 0.82,
                "recommended_max_bid": 12,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.72,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "photo 1-4: no creed patch visible - close-up of any interior stamp would confirm",
                    "photo 1: no maker mark, country line, or hardware brand stamp visible",
                    "photo 4: back panel only - bottom, side and scale views not shown"
                ],
                "negative_evidence": [
                    "photo 1: hand-tooled geometric border, painted floral flap and buckle-strap closure - never a Coach catalog silhouette or closure",
                    "photo 1: no brass turnlock; silver-tone roller buckle instead of Coach solid-brass turnlock geometry",
                    "photo 4: large embossed Aztec-calendar medallion on back - motif never used by Coach",
                    "photo 2, photo 3: raw suede interior with rawhide lacing and metal rivets, no creed patch, no zip pocket, no Coach lining construction",
                    "photo 1-4: no COACH wordmark, no horse-and-carriage, no hangtag, no leather creed patch visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone roller buckle on front strap and strap adjustment buckle; small metal rivets at sides; no brass turnlock, no dogleash clips, no COACH stamping visible",
                    "leather_description": "dark brown stiff leather with orange-tan embossed geometric border tooling, orange geometric motif on front, hand-painted pink\/blue\/green\/yellow floral on flap, large embossed circular Aztec-style medallion on back; not Coach glove-tanned smooth leather",
                    "lining_description": "unlined raw suede-back leather interior visible in photo 2 and photo 3; no fabric lining, no pockets shown",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "no conventional matched-thread stitching visible; construction appears laced \/ rawhide-thong joined with metal rivets",
                    "strap_construction": "narrow flat leather crossbody strap, tan suede back, burgundy finished front, buckle-adjustable, attached with metal rings\/rivets",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: buckle flap, tooled\/painted western decoration, laced-rivet construction and Aztec medallion match Mexican tourist \/ western craft crossbody, not any Classic glove-tanned style like Dinky (9375) or Pocket Purse (9755)",
                    "Era reasoning: construction and decoration are non-Coach craft style; cannot date to Coach era table; treated as modern (2000s+), non-Coach",
                    "Condition: Good; leather shows surface wear and scuffs (photo 4) but no tears or broken hardware visible; interior suede looks intact (photo 2, photo 3); strap intact (photo 1)"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.3
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 27094,
            "output_tokens": 803,
            "total_tokens": 27897,
            "estimated_cost_usd": 0.012765
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 28833,
            "output_tokens": 1546,
            "total_tokens": 30379,
            "estimated_cost_usd": 0.007003
        }
    ]
}