Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.035,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.035,
    "image_quality_score": 0.69,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.83,
    "recommended_max_bid": 9,
    "estimated_resale_low": 10,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a small crossbody handbag with a rectangular pebbled exterior and attached shoulder strap.",
        "photo 4: Gold-tone zipper and clasp hardware are visible, but no Coach branding is visible.",
        "photo 1: pebbled-texture small leather crossbody bag"
    ],
    "negative_evidence": [
        "photo 1: Exterior has a simple modern zip-top design rather than a recognizable vintage Coach silhouette or turnlock construction.",
        "photo 4: Interior is fabric-lined with multiple zippered compartments, unlike the unlined construction typical of many classic vintage Coach leather bags.",
        "photo 1: No Coach wordmark, horse-and-carriage mark, leather hangtag, or other visible Coach identifier.",
        "photo 2: Hardware appears bright gold-tone and relatively lightweight; it is not visibly the solid aged brass typical of many vintage classics.",
        "photo 5: Interior lining and zipper construction appear contemporary and generic.",
        "photo 4, photo 5: fully fabric-lined interior with center zip divider, not unlined glove-tanned suede-back classic",
        "photo 1, photo 3: bright gold-tone plated lobster-claw strap clips and coil zipper, not vintage solid brass",
        "photo 1, photo 2: zip-top small pouch silhouette with thin detachable crossbody strap, no turnlock flap",
        "photo 1-5: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible"
    ],
    "missing_information": [
        "photo 1-6: No straight-on close-up of any interior label, creed patch, or sewn fabric tag.",
        "photo 1-6: No readable style number, country-of-origin line, or zipper-maker marking is shown.",
        "photo 1-6: Bottom, corner, and detailed stitching views are limited.",
        "photo 5: interior wall\/pocket close-up to confirm no creed patch or fabric brand tag",
        "photo 3: hardware brand stamps on zipper pull and lobster clips",
        "photo 1: bottom, corners and back views not shown"
    ],
    "authenticity_concerns": [
        "photo 1-6: No Coach identifier is visible, while the lined multi-compartment construction and modern gold-tone hardware are consistent with a generic contemporary bag rather than a vintage Coach classic.",
        "photo 4: The bag's construction does not provide a visible basis for attributing it to Coach; it should be treated as an unbranded lookalike unless an interior label is found."
    ],
    "possible_model_reasoning": [
        "photo 1-5: No Coach model is a strong match; the rectangular zip-top crossbody and multi-compartment interior appear generic and contemporary.",
        "photo 4-5: The fabric-lined interior and absence of a visible creed make classic vintage Coach models such as Court, Willis, Station, or Dinky unlikely.",
        "photo 1-5: Condition appears Good to Very Good based on visible intact exterior and hardware, but bottom wear, odor, and strap condition are not fully assessable.",
        "No Coach catalog match: zip-top lined pouch with thin strap and plated lobster clips does not match any classic glove-tanned turnlock style (City, Willis, Court, Dinky, etc.)",
        "Era reasoning: fabric lining + bright gold-tone hardware + thin strap indicates modern fast-fashion construction, not 1970s-1990s Coach",
        "Condition: Very Good to Excellent appearance; exterior looks clean with no major wear visible in photo 1-2, interior looks clean in photo 4-5, but bottom\/corners not shown 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": false,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "photo 1-5: Bright gold-tone zipper teeth, zipper pulls, and strap clips are visible; no Coach engraving is legible.",
        "leather_description": "photo 1-3: Gray pebbled material appears leather-like, but the photos do not establish leather type or quality.",
        "lining_description": "photo 4-5: Dark fabric lining with multiple internal zippered compartments and slip sections is visible.",
        "strap_construction": "photo 1-3: Thin adjustable-looking dark strap attached with small gold-tone swivel clips; buckle and full adjustment details are not clearly shown.",
        "stitching_description": "photo 1-3: Perimeter stitching is visible but resolution and angle do not support a detailed construction assessment."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.003,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.04,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.04,
                "image_quality_score": 0.83,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a small crossbody handbag with a rectangular pebbled exterior and attached shoulder strap.",
                    "photo 4: Gold-tone zipper and clasp hardware are visible, but no Coach branding is visible."
                ],
                "negative_evidence": [
                    "photo 1: Exterior has a simple modern zip-top design rather than a recognizable vintage Coach silhouette or turnlock construction.",
                    "photo 4: Interior is fabric-lined with multiple zippered compartments, unlike the unlined construction typical of many classic vintage Coach leather bags.",
                    "photo 1: No Coach wordmark, horse-and-carriage mark, leather hangtag, or other visible Coach identifier.",
                    "photo 2: Hardware appears bright gold-tone and relatively lightweight; it is not visibly the solid aged brass typical of many vintage classics.",
                    "photo 5: Interior lining and zipper construction appear contemporary and generic."
                ],
                "missing_information": [
                    "photo 1-6: No straight-on close-up of any interior label, creed patch, or sewn fabric tag.",
                    "photo 1-6: No readable style number, country-of-origin line, or zipper-maker marking is shown.",
                    "photo 1-6: Bottom, corner, and detailed stitching views are limited."
                ],
                "authenticity_concerns": [
                    "photo 1-6: No Coach identifier is visible, while the lined multi-compartment construction and modern gold-tone hardware are consistent with a generic contemporary bag rather than a vintage Coach classic.",
                    "photo 4: The bag's construction does not provide a visible basis for attributing it to Coach; it should be treated as an unbranded lookalike unless an interior label is found."
                ],
                "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 1-5: Bright gold-tone zipper teeth, zipper pulls, and strap clips are visible; no Coach engraving is legible.",
                    "leather_description": "photo 1-3: Gray pebbled material appears leather-like, but the photos do not establish leather type or quality.",
                    "lining_description": "photo 4-5: Dark fabric lining with multiple internal zippered compartments and slip sections is visible.",
                    "strap_construction": "photo 1-3: Thin adjustable-looking dark strap attached with small gold-tone swivel clips; buckle and full adjustment details are not clearly shown.",
                    "stitching_description": "photo 1-3: Perimeter stitching is visible but resolution and angle do not support a detailed construction assessment."
                },
                "possible_model_reasoning": [
                    "photo 1-5: No Coach model is a strong match; the rectangular zip-top crossbody and multi-compartment interior appear generic and contemporary.",
                    "photo 4-5: The fabric-lined interior and absence of a visible creed make classic vintage Coach models such as Court, Willis, Station, or Dinky unlikely.",
                    "photo 1-5: Condition appears Good to Very Good based on visible intact exterior and hardware, but bottom wear, odor, and strap condition are not fully assessable."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 10,
                "estimated_resale_low": 15,
                "estimated_resale_high": 40
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.03,
                "confidence": 0.8,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "photo 5: interior wall\/pocket close-up to confirm no creed patch or fabric brand tag",
                    "photo 3: hardware brand stamps on zipper pull and lobster clips",
                    "photo 1: bottom, corners and back views not shown"
                ],
                "negative_evidence": [
                    "photo 4, photo 5: fully fabric-lined interior with center zip divider, not unlined glove-tanned suede-back classic",
                    "photo 1, photo 3: bright gold-tone plated lobster-claw strap clips and coil zipper, not vintage solid brass",
                    "photo 1, photo 2: zip-top small pouch silhouette with thin detachable crossbody strap, no turnlock flap",
                    "photo 1-5: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone zip-top zipper and small lobster-claw strap clips; thin, lightweight plated appearance, not solid brass turnlock hardware",
                    "leather_description": "gray pebbled grain exterior, appears to be pebbled leather or faux leather; uniform grain, no patina visible",
                    "lining_description": "dark gray\/black fabric lining with center zip compartment and slip pockets visible in photo 4-5",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight edge stitching along top edge visible in photo 1; close-up detail limited",
                    "strap_construction": "thin detachable crossbody strap with lobster-claw clips at both ends, adjustable slide visible in photo 1-3",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1: pebbled-texture small leather crossbody bag"
                ],
                "possible_model_reasoning": [
                    "No Coach catalog match: zip-top lined pouch with thin strap and plated lobster clips does not match any classic glove-tanned turnlock style (City, Willis, Court, Dinky, etc.)",
                    "Era reasoning: fabric lining + bright gold-tone hardware + thin strap indicates modern fast-fashion construction, not 1970s-1990s Coach",
                    "Condition: Very Good to Excellent appearance; exterior looks clean with no major wear visible in photo 1-2, interior looks clean in photo 4-5, but bottom\/corners not shown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 30099,
            "output_tokens": 847,
            "total_tokens": 30946,
            "estimated_cost_usd": 0.014072
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 32205,
            "output_tokens": 1373,
            "total_tokens": 33578,
            "estimated_cost_usd": 0.007539
        }
    ]
}