The weight varies between 4.1 and 4.7 grams, except for type Y# F13.5 with a weight between 5.2 and 5.6 grams.
Verieties:
- Y# F13.1 (1907-1909) Obverse with nine dots within lotus circle. Reverse with flower buds full or outlined. Previously Y# 13.6.
- Y# F13.2 (1910-1915) Obverse with northwest symbol circle with dots; no dot at left and right of lotus; lotus circle varies 10-12mm. Reverse with central lotus buds hollow.
- Y# F13.3 (1912) Obverse with 11mm lotus circle. Reverse with solid lotus buds.
- Y# F13.4 (1912-1922) Obverse with dot to left and right of lotus; northeast symbol two fish with dots; south symbol with 3 dots; northwest symbol circle with 4 dots around center dot. Previously Y# 13.7.
- Y# F13.5 (1912-1922) Obverse with dot to left and right of lotus; northeast symbol double hook between two fish and dots; northwest symbol circle with two hooks; south symbol has three dots. Previously Y# 13.8.
- Y# F13.6 (1909) Obverse with dots to left and right of base of lotus in the water line; northwest symbol a circle with dots; northeast symbol two fish with dots; south symbol very ornate with two side hooks and a dot. Weight between 4.10 and 4.70 grams.
- Y# F13.7 (1924-1925) Rare. Similar to Y# F13.6 but with 31mm.