Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.11,
    "vintage_probability": 0.265,
    "authenticity_confidence": 0.09,
    "image_quality_score": 0.765,
    "seller_misidentification_probability": 0.11,
    "confidence": 0.755,
    "recommended_max_bid": 10,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a leather crossbody handbag with a long adjustable strap and flap-front construction.",
        "photo 1: black pebbled leather and matching strap are visible.",
        "photo 1-4: small black pebbled leather flap crossbody\/mini satchel silhouette broadly similar in scale to 1990s crossbodies",
        "photo 1-4: leather grain and soft slouch consistent with vintage-style leather bag"
    ],
    "negative_evidence": [
        "photo 1: no COACH wordmark, horse-and-carriage, hangtag, or recognizable Coach hardware is visible.",
        "photos 1-4: closure uses simple snap hardware rather than a characteristic vintage Coach turnlock.",
        "photos 1-4: the compact flap-pocket silhouette and gathered side construction are generic and do not closely match the listed classic Coach silhouettes.",
        "photos 5-7: fabric lining is visible; this does not support a classic unlined glove-tanned Coach bag.",
        "photos 1-4: hardware appears light gold-tone and generic, with no visible Coach engraving.",
        "photo 1,4,6: closure is magnetic snap, not Coach classic turnlock geometry",
        "photo 5-6: flap underside and visible interior is black fabric lining, not unlined suede-back glove-tanned leather of 1970s-early 1990s Coach classics",
        "photo 1-2: hardware is silver\/nickel-tone buckle and snap, not solid brass vintage Coach hardware",
        "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or hangtag legibly visible",
        "photo 1-4: plain flap with no turnlock, no exterior slip pocket, no dogleash clips, no bead-chain hangtag"
    ],
    "missing_information": [
        "photo 5: no creed patch or serial\/style number is visible; request a clear photograph of every interior wall and pocket.",
        "photo 5: request a full emptied-interior photograph, including seams and any sewn-in labels.",
        "photo 1: request close-ups of the snap, strap attachment hardware, and any zipper pulls.",
        "photos 1-4: bottom, corners, and strap-fold details are only partly shown; request full condition views and seller-stated dimensions.",
        "photo 5-6: interior main compartment not emptied\/shown - no creed patch visible to confirm or rule out Coach",
        "photo 1-4: no creed close-up in raking light, no Made-in line or serial readable",
        "photo 1-6: no hangtag front\/back shown",
        "photo 5-6: zipper brand \/ hardware engravings not shown in close-up"
    ],
    "authenticity_concerns": [
        "photos 1-7: no Coach identifier is visible, while the construction is more consistent with a generic leather bag than a Coach classic.",
        "photos 5-7: fabric lining and simple snap closure are inconsistent with the expected construction of many 1970s-1990s unlined Coach glove-tanned classics.",
        "listing title: the seller-stated 1990s dating is not supported by a visible identifier and should not be relied upon."
    ],
    "possible_model_reasoning": [
        "No Coach model is proposed because the observed silhouette lacks Coach identifiers and does not closely match a documented classic Coach style.",
        "The seller's 'vintage 90s' claim cannot be verified from the photos; the fabric lining, snap closure, and generic hardware provide no reliable era evidence.",
        "Condition appears Good to Very Good: substantial creasing and wrinkling at the lower sides and base are visible in photos 1-4, while no holes or broken hardware are apparent; odor, mold, and full interior condition are unknown.",
        "No Coach model fits: classic Coach mini crossbodies of this size (e.g. Dinky 9375, Pocket Purse 9755, Chelsea Crossbody 8810) use turnlock or buckle-detail flap plus unlined interior and solid brass, none of which are seen here",
        "Magnetic snap + fabric lining + nickel hardware points to generic 1990s-2000s department-store pebbled leather bag, not Coach classic construction",
        "Condition: Good to Very Good; leather intact with creasing and softening, corners show light wear (photo 3), strap intact, lining not fully shown so 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": "photos 1, 2, 5, 6: simple light gold-tone snap closures and an adjustable metal strap ring are visible; no Coach engraving is visible.",
        "leather_description": "photos 1-4: black pebbled leather or leather-like material with a glossy finish and substantial wrinkling\/creasing, especially near the lower sides and base.",
        "lining_description": "photos 5-7: black fabric lining is visible beneath the flap and inside the main compartment; no label or creed is visible.",
        "strap_construction": "photos 1-3: long adjustable shoulder\/crossbody strap with a simple light gold-tone buckle\/ring; strap appears leather or leather-like and is stitched along the edges.",
        "stitching_description": "photos 1-4: visible edge stitching is generally even, though the gathered lower side construction and wrinkled edges are generic; interior stitching is only partly visible."
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0103,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.04,
                "vintage_probability": 0.08,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a leather crossbody handbag with a long adjustable strap and flap-front construction.",
                    "photo 1: black pebbled leather and matching strap are visible."
                ],
                "negative_evidence": [
                    "photo 1: no COACH wordmark, horse-and-carriage, hangtag, or recognizable Coach hardware is visible.",
                    "photos 1-4: closure uses simple snap hardware rather than a characteristic vintage Coach turnlock.",
                    "photos 1-4: the compact flap-pocket silhouette and gathered side construction are generic and do not closely match the listed classic Coach silhouettes.",
                    "photos 5-7: fabric lining is visible; this does not support a classic unlined glove-tanned Coach bag.",
                    "photos 1-4: hardware appears light gold-tone and generic, with no visible Coach engraving."
                ],
                "missing_information": [
                    "photo 5: no creed patch or serial\/style number is visible; request a clear photograph of every interior wall and pocket.",
                    "photo 5: request a full emptied-interior photograph, including seams and any sewn-in labels.",
                    "photo 1: request close-ups of the snap, strap attachment hardware, and any zipper pulls.",
                    "photos 1-4: bottom, corners, and strap-fold details are only partly shown; request full condition views and seller-stated dimensions."
                ],
                "authenticity_concerns": [
                    "photos 1-7: no Coach identifier is visible, while the construction is more consistent with a generic leather bag than a Coach classic.",
                    "photos 5-7: fabric lining and simple snap closure are inconsistent with the expected construction of many 1970s-1990s unlined Coach glove-tanned classics.",
                    "listing title: the seller-stated 1990s dating is not supported by a visible identifier and should not be relied upon."
                ],
                "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": "photos 1, 2, 5, 6: simple light gold-tone snap closures and an adjustable metal strap ring are visible; no Coach engraving is visible.",
                    "leather_description": "photos 1-4: black pebbled leather or leather-like material with a glossy finish and substantial wrinkling\/creasing, especially near the lower sides and base.",
                    "lining_description": "photos 5-7: black fabric lining is visible beneath the flap and inside the main compartment; no label or creed is visible.",
                    "strap_construction": "photos 1-3: long adjustable shoulder\/crossbody strap with a simple light gold-tone buckle\/ring; strap appears leather or leather-like and is stitched along the edges.",
                    "stitching_description": "photos 1-4: visible edge stitching is generally even, though the gathered lower side construction and wrinkled edges are generic; interior stitching is only partly visible."
                },
                "possible_model_reasoning": [
                    "No Coach model is proposed because the observed silhouette lacks Coach identifiers and does not closely match a documented classic Coach style.",
                    "The seller's 'vintage 90s' claim cannot be verified from the photos; the fabric lining, snap closure, and generic hardware provide no reliable era evidence.",
                    "Condition appears Good to Very Good: substantial creasing and wrinkling at the lower sides and base are visible in photos 1-4, while no holes or broken hardware are apparent; odor, mold, and full interior condition are unknown."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 8,
                "estimated_resale_low": 10,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.15,
                "coach_probability": 0.18,
                "confidence": 0.65,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 30,
                "estimated_resale_low": 15,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "photo 5-6: interior main compartment not emptied\/shown - no creed patch visible to confirm or rule out Coach",
                    "photo 1-4: no creed close-up in raking light, no Made-in line or serial readable",
                    "photo 1-6: no hangtag front\/back shown",
                    "photo 5-6: zipper brand \/ hardware engravings not shown in close-up"
                ],
                "negative_evidence": [
                    "photo 1,4,6: closure is magnetic snap, not Coach classic turnlock geometry",
                    "photo 5-6: flap underside and visible interior is black fabric lining, not unlined suede-back glove-tanned leather of 1970s-early 1990s Coach classics",
                    "photo 1-2: hardware is silver\/nickel-tone buckle and snap, not solid brass vintage Coach hardware",
                    "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or hangtag legibly visible",
                    "photo 1-4: plain flap with no turnlock, no exterior slip pocket, no dogleash clips, no bead-chain hangtag"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver\/nickel-tone buckle on strap and magnetic snap closure; no COACH engraving visible; no turnlock plate",
                    "leather_description": "black pebbled grain leather with soft sheen and creasing, looks like 1990s-style pebbled leather but not clearly glove-tanned",
                    "lining_description": "black woven fabric lining visible on flap underside in photo 5-6; main compartment interior not shown",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tone-on-tone stitching around flap edge, even but not close-up enough to assess fully",
                    "strap_construction": "single long adjustable crossbody strap with metal buckle slide, sewn fixed to body",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1-4: small black pebbled leather flap crossbody\/mini satchel silhouette broadly similar in scale to 1990s crossbodies",
                    "photo 1-4: leather grain and soft slouch consistent with vintage-style leather bag"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: classic Coach mini crossbodies of this size (e.g. Dinky 9375, Pocket Purse 9755, Chelsea Crossbody 8810) use turnlock or buckle-detail flap plus unlined interior and solid brass, none of which are seen here",
                    "Magnetic snap + fabric lining + nickel hardware points to generic 1990s-2000s department-store pebbled leather bag, not Coach classic construction",
                    "Condition: Good to Very Good; leather intact with creasing and softening, corners show light wear (photo 3), strap intact, lining not fully shown so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.18,
                "vintage_probability": 0.45
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 33098,
            "output_tokens": 926,
            "total_tokens": 34024,
            "estimated_cost_usd": 0.015462
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 35569,
            "output_tokens": 1681,
            "total_tokens": 37250,
            "estimated_cost_usd": 0.008459
        }
    ]
}