Vintage Coach Hunter

{
    "is_handbag_probability": 0.97,
    "coach_probability": 0.02,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.66,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.815,
    "recommended_max_bid": 10,
    "estimated_resale_low": 10,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 2: one bag has a visible sewn interior label, but the text does not appear to read COACH.",
        "photo 1: the lot includes crossbody-style handbags with functional zippers and shoulder straps."
    ],
    "negative_evidence": [
        "photo 1: the prominent metallic woven bag uses synthetic-looking textured material, bright mixed-tone hardware, and generic construction rather than vintage glove-tanned leather and solid brass Coach hardware.",
        "photo 2: the interior has gray synthetic fabric lining and multiple zippered compartments, with no visible Coach creed patch or Coach wordmark.",
        "photo 3: the embellished satin-like bag has decorative beadwork and a chain strap, not a recognizable vintage Coach construction.",
        "photo 4: the small multi-pocket bags appear lightweight and synthetic with thin cord straps and generic zipper hardware.",
        "photo 5: the black beaded bag is textile-based rather than a Coach leather handbag.",
        "photo 6: the reverse of the black beaded bag shows fabric construction and no Coach identifier.",
        "photo 1: no visible Coach horse-and-carriage, wordmark, creed, serial\/style number, turnlock, or leather hangtag appears on the shown items.",
        "photo 2: interior fabric tag reads 'maurices' - non-Coach brand label",
        "photo 1: black woven-embossed zip pouch with silver-tone hardware and thin adjustable strap - not glove-tanned, not brass",
        "photo 3: white satin beaded evening purse with floral beadwork and cord strap - beads\/fabric material Coach never used for vintage classics",
        "photo 4: three small double-zip pouches with nylon cord straps and gold\/red\/black zippers - generic construction",
        "photo 5, photo 6: black beaded evening bag with fringe loops - beaded textile, not leather"
    ],
    "missing_information": [
        "Individual front and back photos of all ten pieces are needed to assess the entire lot.",
        "Straight-on interior photos of each bag, including any sewn labels, creed patches, or fabric tags.",
        "Close-ups of all hardware, zipper pulls, straps, bottoms, and corners.",
        "Seller-stated materials, dimensions, and any brand markings not visible in the supplied photos.",
        "Remaining lot items not shown - title states 10 purses but photos show ~5-6 items",
        "No creed patch, interior, bottom, or hardware close-ups for items not pictured",
        "No Coach identifiers visible to verify"
    ],
    "authenticity_concerns": [
        "photo 1: the visible metallic woven bag has synthetic-looking material and generic plated hardware, inconsistent with the classic vintage Coach leather population.",
        "photo 2: synthetic lining and a generic multi-compartment design provide no support for Coach manufacture.",
        "photo 3: decorative embellished textile construction is inconsistent with the listed vintage Coach model catalog.",
        "photo 4: thin cord straps and lightweight-looking construction are lookalike\/generic features rather than evidence of Coach."
    ],
    "possible_model_reasoning": [
        "The visible items do not match a specific Coach model; no turnlock, classic leather silhouette, creed, serial, or Coach-branded hardware is shown.",
        "The synthetic\/textile materials and modern multi-compartment zipper construction suggest inexpensive modern generic handbags rather than pre-2000 Coach.",
        "Condition: seller states Very Good, but photo coverage is incomplete; visible bags appear generally intact, with loose decorative elements\/fringe visible on the black beaded bag in photos 5-6.",
        "No catalog silhouette match - woven zip crossbody, beaded evening bags, and cord-strap zip pouches do not match any Coach classic styles",
        "No hard identifiers - no creed, no No. number, no COACH wordmark, no hangtag, no brass turnlock in any photo",
        "Materials inconsistent with Coach - beads, satin, woven synthetic, fabric lining, silver-tone zippers vs unlined glove-tanned + solid brass",
        "Photo 2 positive brand ID as Maurices confirms non-Coach fast-fashion origin for at least one lot item",
        "Condition: seller states Very Good; photos show intact surfaces but full lot condition cannot be graded from limited views"
    ],
    "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: bright metallic zipper and clasp hardware is visible; no Coach engraving or vintage solid-brass turnlock is visible. photo 3: a chain-style strap is visible. photo 4: small generic zipper pulls and cord straps are visible.",
        "leather_description": "photo 1: prominent bag appears metallic woven or synthetic textured material, not identifiable as glove-tanned leather. photo 3: satin-like embellished textile. photo 4: small bags appear synthetic or thin coated material. photo 5: textile\/beaded construction.",
        "lining_description": "photo 2: gray synthetic fabric lining is visible in the prominent zippered crossbody; the other bags' linings are not visible.",
        "strap_construction": "photo 1: adjustable-looking narrow textured shoulder strap attached with small clasps. photo 3: thin chain strap. photo 4: narrow cord straps. photo 5: short textile handles.",
        "stitching_description": "photo 1: visible machine stitching appears generally even around the bag edges and strap. Stitching on the remaining bags is not sufficiently detailed to assess."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0009,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.72,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 2: one bag has a visible sewn interior label, but the text does not appear to read COACH.",
                    "photo 1: the lot includes crossbody-style handbags with functional zippers and shoulder straps."
                ],
                "negative_evidence": [
                    "photo 1: the prominent metallic woven bag uses synthetic-looking textured material, bright mixed-tone hardware, and generic construction rather than vintage glove-tanned leather and solid brass Coach hardware.",
                    "photo 2: the interior has gray synthetic fabric lining and multiple zippered compartments, with no visible Coach creed patch or Coach wordmark.",
                    "photo 3: the embellished satin-like bag has decorative beadwork and a chain strap, not a recognizable vintage Coach construction.",
                    "photo 4: the small multi-pocket bags appear lightweight and synthetic with thin cord straps and generic zipper hardware.",
                    "photo 5: the black beaded bag is textile-based rather than a Coach leather handbag.",
                    "photo 6: the reverse of the black beaded bag shows fabric construction and no Coach identifier.",
                    "photo 1: no visible Coach horse-and-carriage, wordmark, creed, serial\/style number, turnlock, or leather hangtag appears on the shown items."
                ],
                "missing_information": [
                    "Individual front and back photos of all ten pieces are needed to assess the entire lot.",
                    "Straight-on interior photos of each bag, including any sewn labels, creed patches, or fabric tags.",
                    "Close-ups of all hardware, zipper pulls, straps, bottoms, and corners.",
                    "Seller-stated materials, dimensions, and any brand markings not visible in the supplied photos."
                ],
                "authenticity_concerns": [
                    "photo 1: the visible metallic woven bag has synthetic-looking material and generic plated hardware, inconsistent with the classic vintage Coach leather population.",
                    "photo 2: synthetic lining and a generic multi-compartment design provide no support for Coach manufacture.",
                    "photo 3: decorative embellished textile construction is inconsistent with the listed vintage Coach model catalog.",
                    "photo 4: thin cord straps and lightweight-looking construction are lookalike\/generic features rather than evidence of Coach."
                ],
                "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: bright metallic zipper and clasp hardware is visible; no Coach engraving or vintage solid-brass turnlock is visible. photo 3: a chain-style strap is visible. photo 4: small generic zipper pulls and cord straps are visible.",
                    "leather_description": "photo 1: prominent bag appears metallic woven or synthetic textured material, not identifiable as glove-tanned leather. photo 3: satin-like embellished textile. photo 4: small bags appear synthetic or thin coated material. photo 5: textile\/beaded construction.",
                    "lining_description": "photo 2: gray synthetic fabric lining is visible in the prominent zippered crossbody; the other bags' linings are not visible.",
                    "strap_construction": "photo 1: adjustable-looking narrow textured shoulder strap attached with small clasps. photo 3: thin chain strap. photo 4: narrow cord straps. photo 5: short textile handles.",
                    "stitching_description": "photo 1: visible machine stitching appears generally even around the bag edges and strap. Stitching on the remaining bags is not sufficiently detailed to assess."
                },
                "possible_model_reasoning": [
                    "The visible items do not match a specific Coach model; no turnlock, classic leather silhouette, creed, serial, or Coach-branded hardware is shown.",
                    "The synthetic\/textile materials and modern multi-compartment zipper construction suggest inexpensive modern generic handbags rather than pre-2000 Coach.",
                    "Condition: seller states Very Good, but photo coverage is incomplete; visible bags appear generally intact, with loose decorative elements\/fringe visible on the black beaded bag in photos 5-6."
                ],
                "confidence": 0.78,
                "recommended_max_bid": 8,
                "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": 30,
                "estimated_resale_low": 10,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "Remaining lot items not shown - title states 10 purses but photos show ~5-6 items",
                    "No creed patch, interior, bottom, or hardware close-ups for items not pictured",
                    "No Coach identifiers visible to verify"
                ],
                "negative_evidence": [
                    "photo 2: interior fabric tag reads 'maurices' - non-Coach brand label",
                    "photo 1: black woven-embossed zip pouch with silver-tone hardware and thin adjustable strap - not glove-tanned, not brass",
                    "photo 3: white satin beaded evening purse with floral beadwork and cord strap - beads\/fabric material Coach never used for vintage classics",
                    "photo 4: three small double-zip pouches with nylon cord straps and gold\/red\/black zippers - generic construction",
                    "photo 5, photo 6: black beaded evening bag with fringe loops - beaded textile, not leather"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone \/ gold-tone zipper teeth and small lobster clasps visible in photo 1, photo 2, photo 4; no solid brass, no turnlock, no branded pulls visible",
                    "leather_description": "no glove-tanned cowhide visible; photo 1 woven-embossed synthetic, photo 3 satin textile with beads, photo 4 smooth thin leather-like pouches, photo 5-6 beaded textile",
                    "lining_description": "photo 2: dark grey synthetic fabric lining with center compartments; no suede unlined interior visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible - no close-up stitching detail; generic edge stitching on photo 4 pouches",
                    "strap_construction": "photo 1 thin flat synthetic crossbody strap with buckle adjustment and wristlet; photo 3 thin metallic cord; photo 4 thin nylon cords; photo 5-6 beaded textile handles",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No catalog silhouette match - woven zip crossbody, beaded evening bags, and cord-strap zip pouches do not match any Coach classic styles",
                    "No hard identifiers - no creed, no No. number, no COACH wordmark, no hangtag, no brass turnlock in any photo",
                    "Materials inconsistent with Coach - beads, satin, woven synthetic, fabric lining, silver-tone zippers vs unlined glove-tanned + solid brass",
                    "Photo 2 positive brand ID as Maurices confirms non-Coach fast-fashion origin for at least one lot item",
                    "Condition: seller states Very Good; photos show intact surfaces but full lot condition cannot be graded from limited views"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28786,
            "output_tokens": 999,
            "total_tokens": 29785,
            "estimated_cost_usd": 0.013912
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30097,
            "output_tokens": 1335,
            "total_tokens": 31432,
            "estimated_cost_usd": 0.007087
        }
    ]
}