1708 Japanese Hōei Tsūhō - Perpetual Use, Edo Period Coin Grading Agency: GBCA (One of the most authoritative ancient coin grading agencies in China; the brand logo is printed in the lower right corner of the label) Era: 17th-19th Century (Corresponding to the Edo Period in Japan; the Hōei Tsūhō was minted in 1708, i.e., the 5th year of the Hōei reign) Coin Type: Japanese Hōei Tsūhō Grading Score: 85 points (GBCA grading is out of 100; 85 points is considered extremely fine, indicating the coin is in excellent condition with clear lettering, perfect appearance, and no obvious flaws) Dimensions: Diameter 37.8mm, Thickness 1.1mm, Weight 8.6g Variation Marking: Perpetual Use (The four-character auspicious phrase on the reverse of the coin is a core characteristic of this variety)