{
    "type": "version",
    "name": "Sigma 16mm f/2.8 XQ",
    "url": "https://www.cameraworth.com/s/sigma/16mm-f-2-8/v/16mm-f-2-8-xq/",
    "product": {
        "name": "Sigma 16mm f/2.8",
        "url": "https://www.cameraworth.com/s/sigma/16mm-f-2-8/"
    },
    "display_piece": false,
    "answer": "The Sigma 16mm f/2.8 XQ sells for about £60 (median of only 3 recorded sales, 2023–2024; indicative).",
    "figure": {
        "grade": "indicative",
        "grade_label": "Indicative",
        "modifiers": [],
        "n": 3,
        "median_gbp": 60,
        "middle_half_gbp": null,
        "period": [
            "2023-03-28",
            "2024-08-20"
        ],
        "last_3_years": null,
        "pools": null,
        "one_sale_moves_this": {
            "without_lowest": 65,
            "without_flagged": null,
            "without_highest": 58
        },
        "extras": {
            "median_usd": 78,
            "median_eur": 70,
            "note": "USD and EUR from each sale converted at its month’s ECB rate"
        },
        "basis": "Auction hammer prices with the buyer’s premium removed; eBay as sold"
    },
    "maybe_this_version": 2,
    "sales_shown": [
        {
            "id": 7724,
            "date": "2024-08-20",
            "venue": "Special Auction Services",
            "title": "A Sigma XQ Fisheye Filtermatic 16mm f/2.8 MC Lens",
            "price": 60,
            "currency": "GBP",
            "gbp": 60,
            "basis": "hammer",
            "version": "XQ",
            "version_status": "matched",
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": null,
            "lot": "90"
        },
        {
            "id": 14106,
            "date": "2024-06-04",
            "venue": "Flints Auctions",
            "title": "A Sigma-XQ Fisheye f/2.8 16mm Lens",
            "price": 88,
            "currency": "GBP",
            "gbp": 70,
            "basis": "premium_inclusive",
            "version": "XQ",
            "version_status": "matched",
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": null,
            "lot": "602"
        },
        {
            "id": 465,
            "date": "2023-03-28",
            "venue": "Flints Auctions",
            "title": "A Sigma XQ f/2.8 16mm Fisheye Camera Lens",
            "price": 69,
            "currency": "GBP",
            "gbp": 55,
            "basis": "premium_inclusive",
            "version": "XQ",
            "version_status": "matched",
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": null,
            "lot": "139"
        }
    ],
    "citation": "“Sigma 16mm f/2.8 XQ: about £60, the median of 3 recorded sales, 2023–2024 (Indicative, method v1).” cameraworth.com, retrieved 8 October 2026. https://www.cameraworth.com/s/sigma/16mm-f-2-8/v/16mm-f-2-8-xq/",
    "method": {
        "version": 1,
        "url": "https://www.cameraworth.com/methodology/"
    },
    "computed_at": "2026-10-08 00:10:00.968880",
    "attribution": "Data from cameraworth.com — a public register of what cameras and lenses actually sold for. Cite the page URL and the retrieval date; see /methodology/ for how each figure is made."
}