Sayyiduna Anas bin Malik (may Allah be pleased with him) said: Sayyiduna Abd al-Rahman bin Awf (may Allah be pleased with him) married a woman of the Ansar for gold equal to the weight of a date stone, whose value was five dirhams.
This is more likely (to be correct).
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصداق / 14366