Source: Tafsir al-Ahlam al-Kabir (Ibn Sirin)
Coral in a dream indicates abundant wealth and a noble man. Whoever sees himself wearing something made of coral will gain wealth from a beautiful woman.
Source: Ta'tir al-Anam fi Ta'bir al-Manam (Al-Nabulsi)
Coral indicates a beautiful wife or a maidservant. A necklace of it indicates authority and wealth.
Source: Al-Isharat fi Ilm al-Ibarat (Ibn Shahin)
Coral is interpreted as lawful money. Whoever sees himself collecting it is collecting money from multiple sources.