Watch List notes:

(g) The Uvedale Collection | AU58 | Victoria (1837-1901), 'Shieldback' Sovereign, 1858, big date, edge milled, 7.98g, 6h (Marsh 41; Spink 3852D), die flaw at 8 o'clock on obverse, patches of tone on reverse, lustrous, good very fine, in NGC holder, graded AU58 (Cert. #6135271-011).
Purchased November 1996
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https://www.ngccoin.com/certlookup/6135271-011/58/
Estimate: £280 - £320