It dropped from $81.3499 last week to $81.3531.
A total of US$27.9 million was disbursed today to 238 bids on the main auction and 128 on the Small and Medium Enterprises auction.
A whopping US$10.9 million went to raw materials while US$4.5 was allotted to machinery and equipment.
The highest offer on the SME auction was $86 and the lowest $79.90 but on the main auction the highest offer was $89 and the lowest $80.
The Zimbabwe dollar has been trading at $81.35 since the 6 October auction.
A totalof US$377 million has so far been disbursed since the auction started on 23 June.
The Old Mutual Implied Rate was at $122.16 today.