1852/1 Augustus Humbert 20 Dollar Gold MS K-9 Values

Greysheet & Red Book® Price Guide

U.S. Assay Office - Moffat-Humbert (1852)

1852/1 Augustus Humbert 20 Dollar Gold MS K-9 Values

Sponsor

shop eBay

Sponsor

shop Great Collections

Sponsor

shop Stacks Bowers Auctions

Sponsor

shop ICG

Sponsor

shop

1852/1 Augustus Humbert 20 Dollar Gold MS K-9 Values

Details

There are approximately 20 1852/1 Humbert $20s in private hands today. Between three and five examples are mint state. A pair of proof 1852/1 $20s are also known, the first of which traces its provenance back to Augustus Humbert, while the second originally belonged to Assay Office employee and founder of Kellogg & Company, John Glover Kellogg.

Obverse: Eagle clutching shield and ribbon UNITED STATES OF AMERICA. 884 THOUS: TWENTY DOLS.

Reverse: Engine turning AUGUSTUS HUMBERT. UNITED STATES ASSAYER OF GOLD. CALIFORNIA. 1852/1.

Basic Information

GSID:

11779

Coin Date:

1852/1

Denomination:

G$20 / 20 Dollar Gold

Designation:

MS

Mint & Coinage Details

Mint Location:

California

Mintage:

Approx. 20 known

Coinage Type:

Private & Pioneer Gold

Coinage Years:

1852

Composition:

Gold

Varieties and Classification

Variety:

Augustus Humbert

Variety 2:

K-9

Rarity:

R-H5

Physical Characteristics

Strike Type:

Business

Coin Shape:

Round

Design Details

Demonetized:

True

Obverse Lettering:

UNITED STATES OF AMERICA. 884 THOUS: TWENTY DOLS.

Reverse Lettering:

AUGUSTUS HUMBERT. UNITED STATES ASSAYER OF GOLD. CALIFORNIA. 1852.

Feedback:

Available on Greysheet Marketplace

View All

Dealer Directory

View All Dealers

Greysheet News

View All News
The Business of Numismatics: July 2026 Greysheet Editor's Letter
The Business of Numismatics: July 2026 Greysheet Editor's Letter
7/3/2026

July is a special month on this year's calendar as we celebrate the 250th birthday of our nation.

1888 Proof Double Eagle Headlines Heritage's Summer FUN U.S. Coins Auction
1888 Proof Double Eagle Headlines Heritage's Summer FUN U.S. Coins Auction
7/3/2026

1797 Small Eagle half dollar and Fudd, Cole Carter and Bellaire collections also among July 16-18 event highlights.

Heritage Auctions' June 29 Error Coinage Showcase Auction Realizes More Than $341,000, Led by Rare 1944 Steel Lincoln Cent
Heritage Auctions' June 29 Error Coinage Showcase Auction Realizes More Than $341,000, Led by Rare 1944 Steel Lincoln Cent
7/2/2026

Exceptional mint errors, wrong-planchet strikes and dramatic double-struck rarities drove Heritage's June 29 Showcase event to $341,470

Map icon

Campbelltown Volunteer Fire Company