{
    "schema_version": "1.0",
    "source": "Universal Philatelic Auctions Catalogue",
    "record": {
        "catalogue": "UPA103",
        "auction_id": 103,
        "lot_number": 10253,
        "country_area": "Great Britain - QEII (pre-decimal)",
        "subheading": "",
        "date": "1952",
        "sg_reference": "518WI",
        "description": "Tudor 2d, block of 6 (3 x 2) with WATERMARK INVERTED, very fine u.m.",
        "classification": "UM",
        "size": "Small",
        "plate": "98",
        "sg_catalogue_value_gbp": 180,
        "upa_estimate_gbp": 27,
        "image_url": "https://www.upastampauctions.co.uk/contents/en-uk/upa103/10253.jpg",
        "canonical_url": "https://catalogue.upastampauctions.co.uk/lot/103/10253/",
        "json_url": "https://catalogue.upastampauctions.co.uk/lot/103/10253.json",
        "current_catalogue": true,
        "last_updated": "2026-10-02T15:47:51+00:00",
        "transaction": {
            "label": "View / bid",
            "url": "https://www.upastampauctions.co.uk/contents/en-uk/UPA103-AllLots.html"
        }
    }
}