Gold fell in Europe on Wednesday and platinum dropped below $1,100 an ounce for the first time since May 18 as the dollar firmed against the euro, making precious metals more expensive for holders of other currencies.

Hard commodities weakened across the board, hit by global economic concerns and worries a potential clampdown on speculation in U.S. energy and commodity trading could hurt buying of the asset class.

Spot gold slipped to a low of $915.20 an ounce and was bid at $918.00 an ounce at 1414 GMT, against $923.30 an ounce late in New York on Tuesday. Meanwhile platinum was at $1,109 an ounce from $1,132, having touched a low of $1,099.

The dollar climbed broadly as growing risk aversion prompted buying of the precious metal as a safe store of value. The U.S. unit, weakness in which boosts gold’s appeal as a currency hedge, is currently the metal’s chief driver.

“In the last few

Gold was firmer on Monday, tracking a climb in crude oil prices on the back of burgeoning tensions in the Middle East, although it retreated from earlier highs as oil gave up some of its gains.

Weakness in the dollar is also supporting gold, while a slide in the value of sterling to a record low versus the euro helped to take the precious metal to a new all-time high when priced in British pounds, according to Reuters data.

Spot gold reached a session high of $889.55 an ounce, its strongest level since Oct 10, but eased to $875.20/877.20 by 1422 GMT from $866.80 late in New York on Friday.

In sterling terms, gold hit a new all-time high of 605.07 pounds an ounce, up from 592.40 pounds on Friday. U.S. gold futures for February delivery climbed $6 to $877.20.

“Gold is following