^Lot 651 MEXICO, Mexico City, cob 8 reales, 1618/7 D/F, rare, NGC VF 30, finest and only example in NGC censu

MEXICO, Mexico City, cob 8 reales, 1618/7 D/F, rare, NGC VF 30, finest and only example in NGC census. S-M18; KM-unl (44.3 for type); Cal-unl (Type 162). 26.37 grams. Fat barrel-shaped flan with full but weak shield and cross, clear D/F assayer and faint bottom half of 18 of date with fairly certain 8/7 (label only says 1618, the only one in the numerically graded census for this over-assayer in any case), patchy gray toning over luster.
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