Brent crude futures, the international benchmark for oil prices, were at $49.55 per barrel at 0456 GMT, down 6 cents, or 0.1 percent, from their last close. U.S. West Texas Intermediate (WTI) crude futures were at $46.99 per barrel, down 8 cents, or 0.2 percent.

Brent crude futures had climbed 13 cents, or 0.3 percent, to $48.90 per barrel by 0643 GMT, after jumping 5.2 percent last week in their first weekly gain in six weeks. U.S. West Texas Intermediate (WTI) crude futures rose 17 cents, or 0.4 percent, to $46.21 per barrel, adding to last week's 7-percent gain.

Brent crude LCOc1 was down 9 cents at $46.56 a barrel at 1033 GMT. It reached a seven-month low of $44.35 on June 21. U.S. crude fell 17 cents to $44.07.

The August light, sweet crude contract on NYMEX gained 37¢ on June 26 to settle at $43.38/bbl. The September contract was up 34¢ to close at $43.61/bbl. The NYMEX natural gas price for July gained nearly 10¢ to a rounded $3.03/MMbtu. The Henry Hub cash gas price was $2.98/MMbtu, up 12¢. The Brent crude contract for August on London’s ICE increased 29¢ to $45.83/bbl while the September contract was up 29¢ to $46.04/bbl. The July gas oil contract dropped $1.75 to $409.50/tonne. OPEC’s basket of crudes on June 26 was $43.14/bbl, down 12¢.

Global benchmark Brent crude futures were trading up 45 cents, or 1.0 percent, at $45.99 per barrel at 0623 GMT. U.S. West Texas Intermediate (WTI) crude futures were up 43 cents, or 1.0 percent, at $43.44 per barrel.

“Prices can go below $40 a barrel given the market is being dictated by sentiment and not fundamentals. There is nothing to stop it right now.”

Brent futures LCOc1 settled up 32 cents, or 0.7 percent, to $45.54 a barrel. U.S. West Texas Intermediate crude (WTI) CLc1 ended up 27 cents, or 0.6 percent, at $43.01 per barrel.

On Wednesday, Brent LCOc1 was flat at $46.02 a barrel, while U.S. crude futures CLc1 added 4 cents to $43.55.

Prices have fallen more than 20 per cent from their levels in early January, which they last touched in the summer of 2015. A decline of more than 20 per cent from a most recent high is typically considered a bear market.

U.S. crude for July delivery lost 97 cents, or 2.2%, to $43.23 a barrel on the New York Mercantile Exchange, trading at prices it hasn't settled below since Aug. 10. A settlement at $43.56 a barrel or lower put oil into a bear market, which means it has lost 20% or more since the recent high, a nearly one-year high on Feb. 23.