Greysheet

Loading your coin and currency data...

Values /
World Currency /
Siam /
Government of Siam /
1.10.1930 Purple; horizontal black SPECIMEN No # ovpt lower left front; dated 1st October 1930; no sig ; all-zero s/n 20 บาท (baht)

1.10.1930 Purple; horizontal black SPECIMEN No # ovpt lower left front; dated 1st October 1930; no sig ; all-zero s/n 20 บาท (baht)

Banknote Book Price Guide

Government of Siam

1.10.1930 Purple; horizontal black SPECIMEN No # ovpt lower left front; dated 1st October 1930; no sig ; all-zero s/n 20 บาท (baht)

Show More

1.10.1930 Purple; horizontal black SPECIMEN No # ovpt lower left front; dated 1st October 1930; no sig ; all-zero s/n 20 บาท (baht)

Details

Obverse: Thai text; Royal Garuda emblem; Airapote (3-headed elephant)

Reverse: Plowing ceremony

Basic Information

GSID:

133752

Coin Date:

1.10.1930

Denomination:

20 บาท (baht)

Varieties and Classification

Variety:

Purple; horizontal black SPECIMEN No # ovpt lower left front; dated 1st October 1930; no sig ; all-zero s/n

Physical Characteristics

Design Details

Note Color:

Green and gray

Note Dimension:

175 x 95 mm

Printer:

THOMAS DE LA RUE & COMPANY LIMITED, LONDON

Feedback:

Dealer Directory

View All Dealers

Constitution Coins, Currency and P M's

FEATURED

Rare Coins of New Hampshire

FEATURED

Bullion Exchanges

FEATURED

Greysheet News

View All News

Poland. Latest Silver Collector Coins in Treasures of Medal-Making Art Features Eminent Economist

Poland. Latest Silver Collector Coins in Treasures of Medal-Making Art Features Eminent Economist

12/19/2025

The National Bank of Poland release the second coins as part of the art of medallic excellence series.

by Michael Alexander

Jimmy Hayes Announces Philanthropic Gift to the National Coin & Bullion Association from Inaugural Medal Reference Series

Jimmy Hayes Announces Philanthropic Gift to the National Coin & Bullion Association from Inaugural Medal Reference Series

12/19/2025

The reference series spans three volumes and 760 pages, with a planned initial printing of 200 hardcover copies, including a limited number of leather-bound editions.

by National Coin and Bullion Association

Cyprus. New Silver Proof Coins Remembering the Campaign for Self-Rule and Liberation

Cyprus. New Silver Proof Coins Remembering the Campaign for Self-Rule and Liberation

12/18/2025

The Central Bank of Cyprus release their latest silver collector coins honouring a national hero.

by Michael Alexander

Events

View All Events

Heritage Auctions: US Coins Tuesday & Wednesday Select Auction

Heritage Auctions: US Coins Tuesday & Wednesday Select Auction

Heritage Auctions

Wednesday, October 1, 2025

Heritage Auctions: World & Ancient Coins Wednesday & Thursday Select Auction

Heritage Auctions: World & Ancient Coins Wednesday & Thursday Select Auction

Heritage Auctions

Thursday, October 2, 2025

Stack's Bowers Galleries Fall 2025 Maastricht Showcase Auction

Stack's Bowers Galleries Fall 2025 Maastricht Showcase Auction

Thursday, October 2, 2025

Wholesale Only

Your privacy
By clicking "Accept all cookies", you agree CDN Publishing can store cookies on your device and disclose information in accordance with our Cookie Policy.