See also https://asiamedals.info/threads/192...-wedding-commemorative-watch-fobs-1924.27346/
Gold version.
Size 25 mm.
Weight 11.6/11.9 g.
Made by the Japanese Mint.
Obverse signed SH.
東宮殿下御成婚記念 - His Imperial Highness Crown Prince Wedding Commemorative
Reverse signed I.Sato.
大正十三年一月 - January 1924
Marked with 900 gold fineness mark at the edge.
Original case.
Gold version.
Size 25 mm.
Weight 11.6/11.9 g.
Made by the Japanese Mint.
Obverse signed SH.
東宮殿下御成婚記念 - His Imperial Highness Crown Prince Wedding Commemorative
Reverse signed I.Sato.
大正十三年一月 - January 1924
Marked with 900 gold fineness mark at the edge.
Original case.