Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.035,
    "vintage_probability": 0.45,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.705,
    "seller_misidentification_probability": 0.06,
    "confidence": 0.8,
    "recommended_max_bid": 12.5,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: compact leather crossbody handbag with a flap and long shoulder strap is clearly visible.",
        "photo 3: construction appears to use leather or leather-like material with stitched edges and a structured gusset.",
        "photo 1-6: small leather flap crossbody handbag in brown leather consistent with 1970s-1980s generic vintage population where misidentified Coach hides"
    ],
    "negative_evidence": [
        "photo 1: centered embossed emblem is a stylized non-Coach symbol, not a legible COACH wordmark or horse-and-carriage.",
        "photo 1: closure appears magnetic rather than a vintage Coach turnlock.",
        "photo 2: emblem and overall design are more consistent with a generic or other-brand bag than a catalog Coach silhouette.",
        "photo 4: back is plain and shows no Coach identifier.",
        "photo 5: side construction shows painted-looking dark edge finishing and a very thin strap, unlike many classic glove-tanned Coach crossbodies.",
        "photo 1, 2, 6: embossed interlocked initials logo on flap center, not COACH wordmark or horse-and-carriage",
        "photo 1-6: no creed patch, no COACH wordmark, no hangtag, no turnlock visible",
        "photo 3, 5: thin fixed cord-like shoulder strap threaded through body, not Coach buckle-adjustable or dogleash-clip strap",
        "seller text states magnetic flap closure, not Coach turnlock closure typical of 1970s-1990s classics"
    ],
    "missing_information": [
        "photo 3: interior is only partially visible; request a clear, empty interior photograph.",
        "photo 3: no creed patch, fabric label, country-of-origin line, or serial\/style number is shown.",
        "photo 1: request a close-up of the embossed emblem to identify the likely non-Coach maker.",
        "photo 6: no close-up of closure hardware or strap attachments is provided.",
        "Seller-stated 1970s date is not independently supported by the photos.",
        "photo 1-6: interior not shown - no view of back wall, slip pocket, creed patch, or lining",
        "photo 1-6: no creed close-up in raking light to verify wording\/serial",
        "photo 1-6: hardware close-up not shown - closure type, strap anchors, edge finish",
        "photo 1-6: bottom view with four corners not shown"
    ],
    "authenticity_concerns": [
        "The visible embossed emblem is not a Coach identifier and may be an emblem from another brand; it should not be treated as a Coach logo.",
        "The bag lacks any visible creed, serial\/style number, Coach wordmark, or horse-and-carriage branding.",
        "The construction and magnetic flap are inconsistent with the classic vintage Coach turnlock crossbody styles considered here."
    ],
    "possible_model_reasoning": [
        "No Coach model is proposed because the Coach probability is very low and no Coach identifier is visible.",
        "The compact flap crossbody shape could be a generic vintage leather purse or another-brand emblem bag, but silhouette alone cannot establish a Coach model.",
        "Condition: Good to Very Good; visible scratches, creasing, edge wear, and surface sheen variation are present in photos 1, 2, 4, and 6; interior condition and odor are unknown.",
        "No Coach model fits: size 7.5x6 in with magnetic flap, thin fixed strap, and interlocked-initials flap stamp does not match Dinky (9375), Pocket Purse (9755), Station (5130) or other catalog styles which use turnlock and brass hardware",
        "No serial decode possible - no creed or number visible",
        "Era cannot be assigned to Coach era table with no identifier; construction suggests vintage generic 1970s-1980s but rated unknown without interior\/hardware",
        "Condition: Very Good to Good; photos show surface scuffs, edge darkening\/wear on gusset (photo 3, 5), flap creasing, but no holes or tears visible; capped because interior, bottom corners and strap fold not shown"
    ],
    "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: flap closure is visible but the specific magnetic hardware is not clearly shown; no Coach-engraved hardware is visible.",
        "leather_description": "photo 1: brown smooth leather or leather-like exterior with visible scratches, creasing, and uneven surface sheen.",
        "lining_description": "not_visible - interior never shown",
        "strap_construction": "photos 1 and 4: long, narrow adjustable-looking shoulder strap attached at the upper sides; attachment hardware is not clearly visible.",
        "stitching_description": "photos 1 and 4: perimeter stitching appears generally even, with dark finished edges visible around the body."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.005,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.04,
                "vintage_probability": 0.35,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: compact leather crossbody handbag with a flap and long shoulder strap is clearly visible.",
                    "photo 3: construction appears to use leather or leather-like material with stitched edges and a structured gusset."
                ],
                "negative_evidence": [
                    "photo 1: centered embossed emblem is a stylized non-Coach symbol, not a legible COACH wordmark or horse-and-carriage.",
                    "photo 1: closure appears magnetic rather than a vintage Coach turnlock.",
                    "photo 2: emblem and overall design are more consistent with a generic or other-brand bag than a catalog Coach silhouette.",
                    "photo 4: back is plain and shows no Coach identifier.",
                    "photo 5: side construction shows painted-looking dark edge finishing and a very thin strap, unlike many classic glove-tanned Coach crossbodies."
                ],
                "missing_information": [
                    "photo 3: interior is only partially visible; request a clear, empty interior photograph.",
                    "photo 3: no creed patch, fabric label, country-of-origin line, or serial\/style number is shown.",
                    "photo 1: request a close-up of the embossed emblem to identify the likely non-Coach maker.",
                    "photo 6: no close-up of closure hardware or strap attachments is provided.",
                    "Seller-stated 1970s date is not independently supported by the photos."
                ],
                "authenticity_concerns": [
                    "The visible embossed emblem is not a Coach identifier and may be an emblem from another brand; it should not be treated as a Coach logo.",
                    "The bag lacks any visible creed, serial\/style number, Coach wordmark, or horse-and-carriage branding.",
                    "The construction and magnetic flap are inconsistent with the classic vintage Coach turnlock crossbody styles considered here."
                ],
                "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: flap closure is visible but the specific magnetic hardware is not clearly shown; no Coach-engraved hardware is visible.",
                    "leather_description": "photo 1: brown smooth leather or leather-like exterior with visible scratches, creasing, and uneven surface sheen.",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 1 and 4: long, narrow adjustable-looking shoulder strap attached at the upper sides; attachment hardware is not clearly visible.",
                    "stitching_description": "photos 1 and 4: perimeter stitching appears generally even, with dark finished edges visible around the body."
                },
                "possible_model_reasoning": [
                    "No Coach model is proposed because the Coach probability is very low and no Coach identifier is visible.",
                    "The compact flap crossbody shape could be a generic vintage leather purse or another-brand emblem bag, but silhouette alone cannot establish a Coach model.",
                    "Condition: Good to Very Good; visible scratches, creasing, edge wear, and surface sheen variation are present in photos 1, 2, 4, and 6; interior condition and odor are unknown."
                ],
                "confidence": 0.82,
                "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": 0.03,
                "confidence": 0.78,
                "estimated_era": "unknown",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1-6: interior not shown - no view of back wall, slip pocket, creed patch, or lining",
                    "photo 1-6: no creed close-up in raking light to verify wording\/serial",
                    "photo 1-6: hardware close-up not shown - closure type, strap anchors, edge finish",
                    "photo 1-6: bottom view with four corners not shown"
                ],
                "negative_evidence": [
                    "photo 1, 2, 6: embossed interlocked initials logo on flap center, not COACH wordmark or horse-and-carriage",
                    "photo 1-6: no creed patch, no COACH wordmark, no hangtag, no turnlock visible",
                    "photo 3, 5: thin fixed cord-like shoulder strap threaded through body, not Coach buckle-adjustable or dogleash-clip strap",
                    "seller text states magnetic flap closure, not Coach turnlock closure typical of 1970s-1990s classics"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "not_visible - no turnlock, buckle, zipper pull or clips shown; side views show only leather body and thin strap insertion",
                    "leather_description": "photo 1-6: smooth medium-brown \/ British-tan-like leather with sheen, surface scuffs and patina, darkened edges on gusset",
                    "lining_description": "not_visible - interior never shown",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 1, 4, 6: even edge stitching tone-matched to leather around flap and body perimeter",
                    "strap_construction": "photo 1-5: very thin long fixed crossbody strap, no buckle, no dogleash\/lobster clips visible, threaded through top sides of bag",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1-6: small leather flap crossbody handbag in brown leather consistent with 1970s-1980s generic vintage population where misidentified Coach hides"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: size 7.5x6 in with magnetic flap, thin fixed strap, and interlocked-initials flap stamp does not match Dinky (9375), Pocket Purse (9755), Station (5130) or other catalog styles which use turnlock and brass hardware",
                    "No serial decode possible - no creed or number visible",
                    "Era cannot be assigned to Coach era table with no identifier; construction suggests vintage generic 1970s-1980s but rated unknown without interior\/hardware",
                    "Condition: Very Good to Good; photos show surface scuffs, edge darkening\/wear on gusset (photo 3, 5), flap creasing, but no holes or tears visible; capped because interior, bottom corners and strap fold not shown"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.04,
                "vintage_probability": 0.55
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18111,
            "output_tokens": 894,
            "total_tokens": 19005,
            "estimated_cost_usd": 0.00939
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18663,
            "output_tokens": 1443,
            "total_tokens": 20106,
            "estimated_cost_usd": 0.004887
        }
    ]
}