Possible Clues:

• Available at a bargain price
• Selling very cheaply
• Far from dear child being attracted by silver clothes
• Attacking cooking on gas that's cheap
• Fetching a son's grand, being sold for a trifle
• Fetching number available at a bargain
• Cheap
• It's cheap, and any number can get it apparently
• It's cheap and any number can get it, apparently
• Fetching article, number costing much less than it should