the emperor's seal

even if one says

the imperial seal or sigil / a symbol of imperial status

a seal or sigil carved into a jewel / more specifically, such a seal belonging to the Chinese emperor of the Qin Dynasty or later, or belonging to the Japanese emperor

the emperor's personal seal or sigil or the national seal or sigil used for state business / the mark made by such a seal or sigil

a mark or seal indicating imperial status / the emperor's personal seal or sigil / a sacred item indicating imperial status

symbol

an Emperor or Empress (regnant) of Japan / (usually in Chinese contexts) an emperor, ruler, or other monarch with a heavenly mandate

(usually in Chinese contexts) an emperor, ruler, or other monarch with a heavenly mandate

(Chinese mythology) the first of the Three Sovereigns, possibly 伏羲 (Fukki, “Fu Xi”)