Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.03,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.76,
    "seller_misidentification_probability": 0.485,
    "confidence": 0.815,
    "recommended_max_bid": 8.5,
    "estimated_resale_low": 10,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Structured leather-look flap handbag with shoulder handles and a central rotating clasp is clearly visible.",
        "photo 1: The seller labels the item unbranded, which is consistent with a possible misidentified bag but is not evidence of Coach manufacture."
    ],
    "negative_evidence": [
        "photo 1: The clasp is a rectangular plated turn mechanism rather than the wide, elegant vintage Coach turnlock geometry.",
        "photo 1: Bright rose-gold\/plated hardware and multiple circular handle rings are inconsistent with typical vintage Coach classic construction.",
        "photo 1: No COACH wordmark, horse-and-carriage, hangtag, creed patch, or other Coach identifier is visible.",
        "photo 2: Side construction appears heavily structured and modern, with no visible vintage Coach-specific details.",
        "photo 3: The bag is shown closed, so the interior, lining, creed, serial, and country-of-origin information cannot be evaluated.",
        "photo 1: The listing uses a clean studio-style product image and gives no provenance or identifying details.",
        "photo 1: no COACH wordmark, horse-and-carriage, creed patch or hangtag visible",
        "photo 1-3: uniform pebbled faux-appearing coated material with painted edges, not vintage glove-tanned leather",
        "photo 1: small blocky rectangular gold-tone twist lock, not vintage Coach turnlock geometry with oval back plate",
        "photo 1-3: bright gold-tone plated O-rings and thin dual shoulder straps, not solid brass dogleash \/ buckle construction",
        "photo 1-3: studio catalog renders on white background with no interior, creed, or scale cues; modern fast-fashion work-tote silhouette"
    ],
    "missing_information": [
        "Straight-on interior photo showing the back wall, pockets, creed patch, and any fabric tags.",
        "Close-up photos of every clasp, zipper pull, and hardware surface.",
        "Close-up of any hangtag or embossed markings, front and back.",
        "Photos of the bottom, corners, strap attachments, and stitching.",
        "Seller-stated material, dimensions, country of manufacture, and whether the image depicts the actual used item.",
        "photo of interior lining and interior pockets \/ creed patch area not shown",
        "straight-on creed \/ Made-in tag photo not shown",
        "hardware engravings \/ zipper brand stamp not shown",
        "bottom \/ corners \/ strap wear close-ups not shown in use context - catalog renders only"
    ],
    "authenticity_concerns": [
        "The visible design appears to be a modern generic or designer-inspired bag rather than a documented Coach model.",
        "Rose-gold plated hardware and the oversized rectangular clasp conflict with the solid-brass, cataloged hardware typical of many vintage Coach classics.",
        "No Coach identifier is visible, so Coach manufacture or authenticity cannot be supported from these photos."
    ],
    "possible_model_reasoning": [
        "No Coach model is proposed because the bag lacks visible Coach identifiers and does not closely match the listed vintage Coach silhouettes or hardware.",
        "The clean, structured flap satchel with rose-gold hardware is more consistent with a modern generic work tote than a pre-2000 Coach classic.",
        "Condition cannot be reliably graded because the supplied images appear to be studio\/product renders rather than detailed photos of a used item; interior and wear are unknown.",
        "No Coach catalog style matches: flap + center twist-lock + ring-mounted dual straps is modern mass-market satchel, not City Bag (9790), Willis (9927), Court (9870) or other classics",
        "No Coach identifier visible in any photo to decode for era or style",
        "Condition: appears New \/ catalog stock in photos 1-3, but lighting is studio render so wear, lining and odor unknown"
    ],
    "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 1: Bright rose-gold-colored plated rectangular rotating clasp and circular handle rings; no brand engraving is visible.",
        "leather_description": "photo 1: Black pebbled leather-look material with structured, smooth finished edges; genuine leather cannot be established from the render.",
        "lining_description": "not_visible",
        "strap_construction": "photos 1-3: Two fixed top handles attached through circular rings; a long adjustable shoulder strap is visible on the side, with plated attachment hardware.",
        "stitching_description": "photos 1-3: Even machine stitching and piped edges are visible, but construction quality cannot be verified from the product renders."
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0316,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.04,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.95,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Structured leather-look flap handbag with shoulder handles and a central rotating clasp is clearly visible.",
                    "photo 1: The seller labels the item unbranded, which is consistent with a possible misidentified bag but is not evidence of Coach manufacture."
                ],
                "negative_evidence": [
                    "photo 1: The clasp is a rectangular plated turn mechanism rather than the wide, elegant vintage Coach turnlock geometry.",
                    "photo 1: Bright rose-gold\/plated hardware and multiple circular handle rings are inconsistent with typical vintage Coach classic construction.",
                    "photo 1: No COACH wordmark, horse-and-carriage, hangtag, creed patch, or other Coach identifier is visible.",
                    "photo 2: Side construction appears heavily structured and modern, with no visible vintage Coach-specific details.",
                    "photo 3: The bag is shown closed, so the interior, lining, creed, serial, and country-of-origin information cannot be evaluated.",
                    "photo 1: The listing uses a clean studio-style product image and gives no provenance or identifying details."
                ],
                "missing_information": [
                    "Straight-on interior photo showing the back wall, pockets, creed patch, and any fabric tags.",
                    "Close-up photos of every clasp, zipper pull, and hardware surface.",
                    "Close-up of any hangtag or embossed markings, front and back.",
                    "Photos of the bottom, corners, strap attachments, and stitching.",
                    "Seller-stated material, dimensions, country of manufacture, and whether the image depicts the actual used item."
                ],
                "authenticity_concerns": [
                    "The visible design appears to be a modern generic or designer-inspired bag rather than a documented Coach model.",
                    "Rose-gold plated hardware and the oversized rectangular clasp conflict with the solid-brass, cataloged hardware typical of many vintage Coach classics.",
                    "No Coach identifier is visible, so Coach manufacture or authenticity cannot be supported from these photos."
                ],
                "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 1: Bright rose-gold-colored plated rectangular rotating clasp and circular handle rings; no brand engraving is visible.",
                    "leather_description": "photo 1: Black pebbled leather-look material with structured, smooth finished edges; genuine leather cannot be established from the render.",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 1-3: Two fixed top handles attached through circular rings; a long adjustable shoulder strap is visible on the side, with plated attachment hardware.",
                    "stitching_description": "photos 1-3: Even machine stitching and piped edges are visible, but construction quality cannot be verified from the product renders."
                },
                "possible_model_reasoning": [
                    "No Coach model is proposed because the bag lacks visible Coach identifiers and does not closely match the listed vintage Coach silhouettes or hardware.",
                    "The clean, structured flap satchel with rose-gold hardware is more consistent with a modern generic work tote than a pre-2000 Coach classic.",
                    "Condition cannot be reliably graded because the supplied images appear to be studio\/product renders rather than detailed photos of a used item; interior and wear are unknown."
                ],
                "confidence": 0.78,
                "recommended_max_bid": 5,
                "estimated_resale_low": 10,
                "estimated_resale_high": 30
            }
        },
        {
            "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": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo of interior lining and interior pockets \/ creed patch area not shown",
                    "straight-on creed \/ Made-in tag photo not shown",
                    "hardware engravings \/ zipper brand stamp not shown",
                    "bottom \/ corners \/ strap wear close-ups not shown in use context - catalog renders only"
                ],
                "negative_evidence": [
                    "photo 1: no COACH wordmark, horse-and-carriage, creed patch or hangtag visible",
                    "photo 1-3: uniform pebbled faux-appearing coated material with painted edges, not vintage glove-tanned leather",
                    "photo 1: small blocky rectangular gold-tone twist lock, not vintage Coach turnlock geometry with oval back plate",
                    "photo 1-3: bright gold-tone plated O-rings and thin dual shoulder straps, not solid brass dogleash \/ buckle construction",
                    "photo 1-3: studio catalog renders on white background with no interior, creed, or scale cues; modern fast-fashion work-tote silhouette"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone plated O-rings at shoulder and small rectangular twist-lock with center bar on front flap tab (photo 1); thin plated bar link on strap (photo 1)",
                    "leather_description": "black pebbled-grain material with uniform sheen and painted edges, appears coated \/ synthetic, not matte glove-tanned full-grain (photo 1-3)",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "even straight edge stitching tone-on-tone around flap (photo 1); no stress-point detail visible",
                    "strap_construction": "two thin fixed-length shoulder straps looped through gold-tone rings at top sides (photo 1, photo 3)",
                    "turnlock_present": true
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach catalog style matches: flap + center twist-lock + ring-mounted dual straps is modern mass-market satchel, not City Bag (9790), Willis (9927), Court (9870) or other classics",
                    "No Coach identifier visible in any photo to decode for era or style",
                    "Condition: appears New \/ catalog stock in photos 1-3, but lighting is studio render so wear, lining and odor unknown"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 20625,
            "output_tokens": 844,
            "total_tokens": 21469,
            "estimated_cost_usd": 0.010276
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 21215,
            "output_tokens": 1345,
            "total_tokens": 22560,
            "estimated_cost_usd": 0.005319
        }
    ]
}