Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.035,
    "vintage_probability": 0.69,
    "authenticity_confidence": 0.04,
    "image_quality_score": 0.71,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.77,
    "recommended_max_bid": 12.5,
    "estimated_resale_low": 10,
    "estimated_resale_high": 32.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a structured leather handbag with a long shoulder strap and vintage-style construction.",
        "photo 3: visible leather body and brass-tone hardware could fit a vintage handmade bag.",
        "photo 1,5: leather handbag with brass-tone hardware in burgundy consistent with 1960s-1970s era leather goods generally"
    ],
    "negative_evidence": [
        "photo 2: ornate central medallion clasp is not a recognizable Coach turnlock and resembles decorative lookalike hardware.",
        "photo 2: mixed-tone, highly ornate clasp hardware is inconsistent with typical vintage Coach classic hardware.",
        "photos 1, 3, 5, 6: extensive peeling and flaking along painted leather edges and strap attachments, unlike the clean, restrained construction expected of a Coach classic.",
        "photos 1-6: no visible COACH wordmark, horse-and-carriage mark, hangtag, creed patch, or serial\/style number.",
        "photo 1: the construction and decorative clasp do not closely match the documented Coach classic silhouettes.",
        "photo 1,2,3,5: silhouette - small structured doctor-bag \/ satchel with riveted frame and scalloped flap - matches no Coach catalog style",
        "photo 2: closure is ornate filigree oval with toggle bar, not Coach wide thin oval-to-rounded-rectangle turnlock with slim tab and plain keeper",
        "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or COACH-embossed hangtag visible",
        "photo 3,4,5,6: exposed dome rivets around frame and strap anchors and snap-button strap attachment not used on vintage Coach classics",
        "photo 4,6: strap shows raw suede back with heavy fraying and mismatched silver-tone snap vs brass-tone rivets - mixed hardware tones"
    ],
    "missing_information": [
        "photo 2: clear interior view, including the back wall, slip pocket, and any maker label or creed patch.",
        "photo 2: close-up of every interior stamp, label, or fabric tag.",
        "photo 1: full bottom and corner views.",
        "photo 3: clear view of zipper, closure mechanism, and hardware markings.",
        "interior views emptied showing lining and any creed patch or labels not shown",
        "creed patch straight-on close-up in raking light not shown",
        "bottom and all four corners not shown",
        "hardware stamps \/ Made-in line not shown",
        "seller-stated dimensions and scale cue not provided"
    ],
    "authenticity_concerns": [
        "The ornate decorative clasp and heavily painted edge treatment are inconsistent with the usual construction of vintage Coach classics.",
        "No Coach identifier is visible in the supplied photos, so a Coach attribution cannot be supported.",
        "photo 2: ornate filigree toggle clasp geometry inconsistent with Coach 1960s-1990s turnlock geometry"
    ],
    "possible_model_reasoning": [
        "No Coach model is a convincing match: the central ornate clasp and satchel construction differ from recognized Coach City, Court, Willis, Station, Dinky, and Stewardess designs.",
        "Seller title states 'Vintage 60s 70s' and 'Handmade,' but this is unverified listing text and does not establish Coach manufacture.",
        "Condition: Fair\/rehab; extensive edge coating loss and deteriorated strap attachment are visible in photos 1, 3, 5, and 6; interior condition and odor are unknown.",
        "No Coach model fits: frame-satchel silhouette, ornate filigree toggle, and all-over riveted construction match no Classic glove-tanned style (City Bag, Willis, Court, Station, Dinky, etc.)",
        "No creed, serial, wordmark, or hangtag visible to decode era; construction does not indicate Coach manufacture",
        "Condition: Good to Fair; strap ends heavily frayed and worn (photo 4,6), edge wear and scuffs (photo 2,5,6), interior and bottom 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": true,
        "hangtag_present": false,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "photo 2: ornate mixed-tone decorative central clasp with a rotating horizontal bar; additional small brass-tone studs and side fittings are visible.",
        "leather_description": "photos 1-6: burgundy\/brown leather or leather-like material with a glossy finish; painted dark edge treatment is extensively peeling and flaking.",
        "lining_description": "not_visible",
        "strap_construction": "photos 1, 3, 5, 6: long adjustable shoulder strap with rivet\/snap-style attachment; one attachment area shows severe surface deterioration and exposed fuzzy material.",
        "stitching_description": "photos 1, 3, 5: visible perimeter and panel stitching appears generally machine-sewn, though close inspection of all seams is unavailable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0036,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.04,
                "vintage_probability": 0.78,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a structured leather handbag with a long shoulder strap and vintage-style construction.",
                    "photo 3: visible leather body and brass-tone hardware could fit a vintage handmade bag."
                ],
                "negative_evidence": [
                    "photo 2: ornate central medallion clasp is not a recognizable Coach turnlock and resembles decorative lookalike hardware.",
                    "photo 2: mixed-tone, highly ornate clasp hardware is inconsistent with typical vintage Coach classic hardware.",
                    "photos 1, 3, 5, 6: extensive peeling and flaking along painted leather edges and strap attachments, unlike the clean, restrained construction expected of a Coach classic.",
                    "photos 1-6: no visible COACH wordmark, horse-and-carriage mark, hangtag, creed patch, or serial\/style number.",
                    "photo 1: the construction and decorative clasp do not closely match the documented Coach classic silhouettes."
                ],
                "missing_information": [
                    "photo 2: clear interior view, including the back wall, slip pocket, and any maker label or creed patch.",
                    "photo 2: close-up of every interior stamp, label, or fabric tag.",
                    "photo 1: full bottom and corner views.",
                    "photo 3: clear view of zipper, closure mechanism, and hardware markings."
                ],
                "authenticity_concerns": [
                    "The ornate decorative clasp and heavily painted edge treatment are inconsistent with the usual construction of vintage Coach classics.",
                    "No Coach identifier is visible in the supplied photos, so a Coach attribution cannot be supported."
                ],
                "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": true,
                    "hangtag_present": false,
                    "hardware_description": "photo 2: ornate mixed-tone decorative central clasp with a rotating horizontal bar; additional small brass-tone studs and side fittings are visible.",
                    "leather_description": "photos 1-6: burgundy\/brown leather or leather-like material with a glossy finish; painted dark edge treatment is extensively peeling and flaking.",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 1, 3, 5, 6: long adjustable shoulder strap with rivet\/snap-style attachment; one attachment area shows severe surface deterioration and exposed fuzzy material.",
                    "stitching_description": "photos 1, 3, 5: visible perimeter and panel stitching appears generally machine-sewn, though close inspection of all seams is unavailable."
                },
                "possible_model_reasoning": [
                    "No Coach model is a convincing match: the central ornate clasp and satchel construction differ from recognized Coach City, Court, Willis, Station, Dinky, and Stewardess designs.",
                    "Seller title states 'Vintage 60s 70s' and 'Handmade,' but this is unverified listing text and does not establish Coach manufacture.",
                    "Condition: Fair\/rehab; extensive edge coating loss and deteriorated strap attachment are visible in photos 1, 3, 5, and 6; interior condition and odor are unknown."
                ],
                "confidence": 0.84,
                "recommended_max_bid": 15,
                "estimated_resale_low": 10,
                "estimated_resale_high": 40
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 2: ornate filigree toggle clasp geometry inconsistent with Coach 1960s-1990s turnlock geometry"
                ],
                "authenticity_confidence": 0.05,
                "coach_probability": 0.03,
                "confidence": 0.7,
                "estimated_era": "unknown",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "interior views emptied showing lining and any creed patch or labels not shown",
                    "creed patch straight-on close-up in raking light not shown",
                    "bottom and all four corners not shown",
                    "hardware stamps \/ Made-in line not shown",
                    "seller-stated dimensions and scale cue not provided"
                ],
                "negative_evidence": [
                    "photo 1,2,3,5: silhouette - small structured doctor-bag \/ satchel with riveted frame and scalloped flap - matches no Coach catalog style",
                    "photo 2: closure is ornate filigree oval with toggle bar, not Coach wide thin oval-to-rounded-rectangle turnlock with slim tab and plain keeper",
                    "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or COACH-embossed hangtag visible",
                    "photo 3,4,5,6: exposed dome rivets around frame and strap anchors and snap-button strap attachment not used on vintage Coach classics",
                    "photo 4,6: strap shows raw suede back with heavy fraying and mismatched silver-tone snap vs brass-tone rivets - mixed hardware tones"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone dome rivets, ornate silver-and-gold-tone filigree oval toggle clasp with side knobs (photo 2), brass-tone strap rings; mixed silver-tone snap on strap (photo 4,6)",
                    "leather_description": "burgundy \/ oxblood smooth leather with glossy finish and edge darkening, scuffs and edge wear visible (photo 1,2,5)",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "edge stitching visible along vertical trim (photo 1,5,6), otherwise not_visible in detail",
                    "strap_construction": "narrow flat shoulder strap with snap and ring attachment to sides, raw suede back showing heavy wear and fraying at ends (photo 4,6)",
                    "turnlock_present": true
                },
                "positive_evidence": [
                    "photo 1,5: leather handbag with brass-tone hardware in burgundy consistent with 1960s-1970s era leather goods generally"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: frame-satchel silhouette, ornate filigree toggle, and all-over riveted construction match no Classic glove-tanned style (City Bag, Willis, Court, Station, Dinky, etc.)",
                    "No creed, serial, wordmark, or hangtag visible to decode era; construction does not indicate Coach manufacture",
                    "Condition: Good to Fair; strap ends heavily frayed and worn (photo 4,6), edge wear and scuffs (photo 2,5,6), interior and bottom unknown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.6
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 33103,
            "output_tokens": 871,
            "total_tokens": 33974,
            "estimated_cost_usd": 0.015332
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 35574,
            "output_tokens": 1498,
            "total_tokens": 37072,
            "estimated_cost_usd": 0.008313
        }
    ]
}