PRECIOUS-Gold tops $1,730/oz as stocks rise, dollar wilts
Hopes for Greek debt deal, German data lifts euro, stocks
Prices set to face resistance near $1,740/oz
Silver outperforms gold, set for 3.5 pct weekly rise (Adds trade comment, updates prices)
By Jan Harvey
Gold prices rose above $1,730 an ounce on Friday as positive German economic data and hopes that Greece's creditors are nearing an agreement to tackle its debt lifted the euro to a three-week high versus the dollar and trimmed losses in stocks.