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Important Buyer’s Premium Change Notice: Please note that for all World Coins auctions closing after January 1st, 2026, the Buyer's Premium is 22% (minimum $29). Please direct any inquiries to 214-409-1150 or Bid@HA.com.

Description

Clear Over-assayer

Philip V Cob 8 Reales 1730 Mo-G/R XF40 NGC, Mexico City mint, KM47a, Cal-1419. 27.11gm. Presenting full weight and chiseled motifs, worthy of a higher grade, this piece abounds in originality with an aged-gold patina that does not hide the desirable over-assayer.

Metal: Silver
Weight: 27.07g
ASW: 0.7972oz


More information about Mexican Coins. See also: Mexico World Coin Nationality.

View Certification Details from NGC

Auction Info

Proxy Bidding Ends 
January
4th Sunday 6:50 pm CT
Auction Dates
January
4th Sunday
Proxy Bidding Time Remaining 
15 Days 23h 18m 21s
Internet/Mail Bids: 14
Lot Tracking Activity: 17
Page Views: 133

Buyer's Premium per Lot:
22% of the successful bid (minimum $29) per lot.

This lot is in: 1 - World & Ancient Coins Session
(Lots 21001-21212) - 7:00 PM Central Time, Sunday, January 4, 2026.
[Proxy bidding ends ten minutes prior to the session start time. Live Proxy bidding on Heritage Live now starts within 2 hours of when the auction opens for proxy bidding and continues through the live session.]

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Additional Location Info:
Heritage Auctions - Dallas
2801 W. Airport Freeway
Dallas, TX 75261

Current Bid:
$350
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