Ja'far bin Muhammad narrates from his father that Sayyiduna Ali (may Allah be pleased with him) gave Sayyidah Fatimah (may Allah be pleased with her) a coat of iron mail and an earthen jar as dower; and the dower of the wives of the Prophet (peace and blessings be upon him) was five hundred dirhams.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصداق / 14352