Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.73,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.83,
    "recommended_max_bid": 12.5,
    "estimated_resale_low": 11.5,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a structured suede shoulder handbag with a flap and long strap.",
        "photo 3: Leather or suede-like construction and visible metal strap attachments are consistent with a general handbag, but not specifically Coach."
    ],
    "negative_evidence": [
        "photo 1: No visible COACH wordmark, carriage, hangtag, creed patch, or other Coach identifier.",
        "photo 2: The flap closure appears to use snaps rather than a vintage Coach turnlock.",
        "photo 3: Interior appears fabric-lined and includes modern-looking metal snap hardware, unlike many classic unlined glove-tanned Coach styles.",
        "photo 4: Plain, contemporary flap silhouette and narrow strap do not provide a distinctive Coach model match.",
        "listing data: Seller identifies the item as unbranded; this is weak context only and is not independently corroborated by a Coach identifier.",
        "photo 1, photo 2, photo 4, photo 5: no COACH wordmark, horse-and-carriage, creed patch, or hangtag visible",
        "photo 3: closure is paired gold-tone magnetic snaps, not Coach turnlock geometry",
        "photo 3: light beige fabric lining visible, not unlined suede-back glove-tanned leather of vintage classics",
        "photo 1, photo 2, photo 5: thin flat fixed shoulder strap with small rings, not buckle-adjustable or dogleash-clip Coach strap",
        "photo 1-5: modern baguette\/underarm silhouette with curved flap, no catalog match to vintage Coach classics"
    ],
    "missing_information": [
        "Straight-on close-up of the entire interior, including all pockets and seams, to confirm whether any brand label or creed patch exists.",
        "Close-ups of both sides of the flap hardware, strap attachments, zipper pulls, and any interior labels.",
        "Bottom, corners, and full strap-detail photos for condition and construction assessment.",
        "Seller-stated dimensions and material composition; the photos do not establish whether the exterior is genuine suede or synthetic.",
        "photo 3: interior shows no creed patch, but no straight-on raking-light close-up of interior back wall\/pocket to fully exclude a stamp",
        "photo 3: no legible hardware brand stamps on magnetic snaps shown",
        "no bottom, back, side close-up, hangtag views (none visible)",
        "no seller-stated dimensions, materials, or country of origin"
    ],
    "authenticity_concerns": [
        "The visible construction lacks the creed, wordmark, hangtag, and classic brass turnlock normally expected for a vintage Coach candidate.",
        "The apparent snap closure, fabric lining, and contemporary design are more consistent with an unbranded modern bag than with a cataloged vintage Coach classic."
    ],
    "possible_model_reasoning": [
        "No Coach model is proposed because no Coach identifier or distinctive Coach construction is visible.",
        "The flap, snap closure, suede-like exterior, and long narrow strap fit a generic modern shoulder bag rather than a clearly identifiable vintage Coach style.",
        "Condition: approximately Very Good based on the clean exterior and apparently intact structure; interior, odor, underside, and all corners are incompletely assessed.",
        "No Coach model fits: flap baguette with magnetic snaps, fabric lining, and thin fixed strap does not match City Bag (9790), Court (9870), Willis (9927), Station (5130), Dinky (9375) or other classics which use turnlock and unlined glove-tanned leather",
        "Era reasoning: suede-like modern baguette construction with magnetic snaps and fabric lining points to modern (2000s+) fast-fashion, non-Coach",
        "Condition: appears Like New\/new-style in photos with uniform suede nap and clean lining (photo 1, photo 3), but incomplete views cap grading; odor\/mold unknown"
    ],
    "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 3: Small round snap fasteners are visible on the open flap and body; photo 1: metal strap attachments are visible. No Coach engraving is legible.",
        "leather_description": "photo 1: Burgundy velvety nap is visible and appears suede or suede-like; genuine versus synthetic material cannot be determined from the photos.",
        "lining_description": "photo 3: Light-colored fabric lining and an interior zippered compartment are visible; brand label and lining composition are not legible.",
        "strap_construction": "photos 1, 2, and 4: Narrow matching burgundy shoulder strap attached at side hardware; adjustment construction is not clearly visible.",
        "stitching_description": "photos 1 and 4: Generally even tonal stitching is visible around the flap and body; stress-point and interior stitching are not fully assessable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0024,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a structured suede shoulder handbag with a flap and long strap.",
                    "photo 3: Leather or suede-like construction and visible metal strap attachments are consistent with a general handbag, but not specifically Coach."
                ],
                "negative_evidence": [
                    "photo 1: No visible COACH wordmark, carriage, hangtag, creed patch, or other Coach identifier.",
                    "photo 2: The flap closure appears to use snaps rather than a vintage Coach turnlock.",
                    "photo 3: Interior appears fabric-lined and includes modern-looking metal snap hardware, unlike many classic unlined glove-tanned Coach styles.",
                    "photo 4: Plain, contemporary flap silhouette and narrow strap do not provide a distinctive Coach model match.",
                    "listing data: Seller identifies the item as unbranded; this is weak context only and is not independently corroborated by a Coach identifier."
                ],
                "missing_information": [
                    "Straight-on close-up of the entire interior, including all pockets and seams, to confirm whether any brand label or creed patch exists.",
                    "Close-ups of both sides of the flap hardware, strap attachments, zipper pulls, and any interior labels.",
                    "Bottom, corners, and full strap-detail photos for condition and construction assessment.",
                    "Seller-stated dimensions and material composition; the photos do not establish whether the exterior is genuine suede or synthetic."
                ],
                "authenticity_concerns": [
                    "The visible construction lacks the creed, wordmark, hangtag, and classic brass turnlock normally expected for a vintage Coach candidate.",
                    "The apparent snap closure, fabric lining, and contemporary design are more consistent with an unbranded modern bag than with a cataloged vintage Coach classic."
                ],
                "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 3: Small round snap fasteners are visible on the open flap and body; photo 1: metal strap attachments are visible. No Coach engraving is legible.",
                    "leather_description": "photo 1: Burgundy velvety nap is visible and appears suede or suede-like; genuine versus synthetic material cannot be determined from the photos.",
                    "lining_description": "photo 3: Light-colored fabric lining and an interior zippered compartment are visible; brand label and lining composition are not legible.",
                    "strap_construction": "photos 1, 2, and 4: Narrow matching burgundy shoulder strap attached at side hardware; adjustment construction is not clearly visible.",
                    "stitching_description": "photos 1 and 4: Generally even tonal stitching is visible around the flap and body; stress-point and interior stitching are not fully assessable."
                },
                "possible_model_reasoning": [
                    "No Coach model is proposed because no Coach identifier or distinctive Coach construction is visible.",
                    "The flap, snap closure, suede-like exterior, and long narrow strap fit a generic modern shoulder bag rather than a clearly identifiable vintage Coach style.",
                    "Condition: approximately Very Good based on the clean exterior and apparently intact structure; interior, odor, underside, and all corners are incompletely assessed."
                ],
                "confidence": 0.84,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.02,
                "confidence": 0.82,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 8,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 3: interior shows no creed patch, but no straight-on raking-light close-up of interior back wall\/pocket to fully exclude a stamp",
                    "photo 3: no legible hardware brand stamps on magnetic snaps shown",
                    "no bottom, back, side close-up, hangtag views (none visible)",
                    "no seller-stated dimensions, materials, or country of origin"
                ],
                "negative_evidence": [
                    "photo 1, photo 2, photo 4, photo 5: no COACH wordmark, horse-and-carriage, creed patch, or hangtag visible",
                    "photo 3: closure is paired gold-tone magnetic snaps, not Coach turnlock geometry",
                    "photo 3: light beige fabric lining visible, not unlined suede-back glove-tanned leather of vintage classics",
                    "photo 1, photo 2, photo 5: thin flat fixed shoulder strap with small rings, not buckle-adjustable or dogleash-clip Coach strap",
                    "photo 1-5: modern baguette\/underarm silhouette with curved flap, no catalog match to vintage Coach classics"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone magnetic snap pair on flap underside and body (photo 3); small thin strap rings at sides; no solid brass turnlock, no COACH engraving visible",
                    "leather_description": "burgundy\/red suede-nap exterior on flap and body with smooth leather trim and strap (photo 1, photo 2, photo 5); no glove-tanned grain or patina visible",
                    "lining_description": "light beige\/cream fabric lining visible inside body in photo 3; not unlined suede",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "even edge stitching in matching red thread around flap (photo 1, photo 5); no further detail visible",
                    "strap_construction": "thin flat fixed-length shoulder\/underarm strap attached with small metal rings (photo 1, photo 2, photo 5); no buckle adjustment, no dogleash clips, no dowel handle",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: flap baguette with magnetic snaps, fabric lining, and thin fixed strap does not match City Bag (9790), Court (9870), Willis (9927), Station (5130), Dinky (9375) or other classics which use turnlock and unlined glove-tanned leather",
                    "Era reasoning: suede-like modern baguette construction with magnetic snaps and fabric lining points to modern (2000s+) fast-fashion, non-Coach",
                    "Condition: appears Like New\/new-style in photos with uniform suede nap and clean lining (photo 1, photo 3), but incomplete views cap grading; odor\/mold unknown"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 19098,
            "output_tokens": 865,
            "total_tokens": 19963,
            "estimated_cost_usd": 0.009715
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 19588,
            "output_tokens": 1214,
            "total_tokens": 20802,
            "estimated_cost_usd": 0.004889
        }
    ]
}