Rockwell Achieves Outstanding Premiums from the Sale of Cut and Polished Stones

Rockwell Diamonds Inc ("Rockwell" or the "Company") (TSX: RDI; JSE: RDI; OTCBB: RDIAF) reports on the premiums achieved from the sale of three cut and polished stones through its agreement with the Steinmetz Diamond Group ("SDG"). These stones were recovered from its Makoenskloof project and Wouterspan mine, located in the Middle Orange River area of South Africa.

Three exceptional yellow gemstones, manufactured by SDG from rough diamonds produced by Rockwell, have now been sold to buyers in southeast Asia. The finished stones included:

- a 102-carat, vivid yellow cut from a 212-carat, yellow rough diamond;
- two matching, 10-carat, vivid yellow diamonds cut from a 36-carat yellow rough diamond.

Archangel Diamond Corporation Aware of Press Reports Indicating Russian Government Consent for Its Acquisition of a 49.99% Equity Interest in AGD Under the New Foreign Investment Law

Archangel Diamond Corporation ("Archangel" or the "Corporation") (TSX VENTURE: AAD) announces that, in connection with the Corporation's proposed acquisition of a 49.99% equity interest in OAO Arkhangelskoe Geologodobychnoe Predpriyatie ("AGD") from OAO LUKOIL ("LUKOIL") (the "Transaction") described in the Corporation's news release dated 16 April 2008, it has been reported by press agencies that the newly appointed Russian Government Commission has today given its consent to the Transaction pursuant to the Russian law concerning foreign investment in strategic assets (see Archangel's news release dated 7 May 2008). Accordingly, Archangel is seeking to obtain official confirmation of these reports from the Russian Federal Anti-monopoly Service ("FAS") as well as full details of the decision of the Commission (including what conditions are attached to such consent).

Rockwell Receives Premium Price for 189.68 Carat Stone: US$10,291,050

Successfully completes September 2008 diamond sale

Rockwell Pre-Commissioning New Saxendrift Diamond Recovery Facility Ahead of Schedule

OPTICAL FLOW SORT FACILITY APPLICATION A FIRST FOR THE ALLUVIAL SECTOR

Rockwell Diamonds Inc. ("Rockwell" or the "Company") (TSX: RDI; JSE: RDI; OTCBB: RDIAF) announces that it has commenced with full scale pre-commissioning trials of its new final recovery facility at Saxendrift well ahead of the originally scheduled date of October 10, 2008.

This facility comprises a large custom built vertical steel structure located immediately adjacent to the new high volume Saxendrift wet Rotary-pan plant that is in the final stages of construction. This diamond recovery facility was constructed by the previous owner and has been reconfigured and modernized as an integral part of the new Saxendrift wet plant diamond processing and recovery facility.