[Brand]: Jaquet Droz
[Series]: Loving Butterfly
[Size]: Male diameter 44mm, thickness 14mm (inaccurate hand volume, 1~2m error is not ruled out. Other sizes may be available since this is clearly not for dudes.
[Movement]: Fully automatic mechanical movement
[Glass]: Mineral wear-resistant mirror
[Watch strap]: Original stainless steel link strap / imported cowhide strap
[Case]: Modern materials such as stainless steel
[Buckle]: Steel belt butterfly buckle / belt pin buckle