
As much as the 12 months 2000, the Four baht 1864 with a diameter of 45 mm was the most important flat coin produced for Thailand.
In 2000 A.D. the marginally bigger Millennium cash have been produced by the Singapore Mint for Thailand. They have been the 65 mm Silver 200 Baht and the 55 mm Gold 2,500 Baht cash.
The Four Baht 1864 coin was struck in gold and silver to commemorate the 60th Birthday of King Mongkut, Rama IV. The cash have been used for presentation functions and the King additionally permitted them for use for decorations.
On the obverse of the Four Baht coin there may be the Crown with rays flanked with umbrellas with three branches within the background, and bordered by 32 stars, every star representing one Fuang (1/eight Baht).
The reverse has the inscription, Krung Siam enclosed inside a body and the Chinese language legend Cheng Ming Tung Pao outdoors the body. “Cheng Ming” is the title of King Rama IV in Chinese language and “Tung Pao” means “lawful cash”. There are two varieties; one with the double-lined body and dots across the rim, and the opposite with a single-lined body with out dots.
The descriptions of the obverse and reverse are from the guide “Coinage of the Rattanakosin period 1782-1982 AD”.

The gold Four Baht coin may be very uncommon and over the past 30 years just a few transactions have taken place. One collector had two items in his assortment purchased over the past 30 years. He later bought each units, one by personal treaty and one in an public sale sale.
The Four baht coin turns up in auctions every now and then. The worth is diverse, based mostly on the standard. The costs I’ve seen have been from 300,000 Baht to 500,000 Baht. For a Four Baht coin in excellent situation the value is likely to be significantly larger. Due to the scale and weight, a bit of greater than 60 grams, this coin is taken into account a broad thaler.
If one would really like a Thai Four Baht coin of their assortment, the choice could be to purchase a Four Baht Tamlung, Pod Fuang or bullet coin additionally issued in the course of the reign of King Mongkut, Rama 4. This very good coin is from 1851 and initially struck for the coronation of Rama IV. The worth of this bullet coin is from 50,000 Baht to 150,000 Baht relying on the standard.