Ultra-Pricey Cosmetics Lauren ShermanIf you're looking to reverse the signs of aging, be prepared to fork over some major dough. And we're not talking about $400-per-syringe Botox or five-figure facelifts. La Mer Essence $2,600 for 1.5 oz A concentrated version of La Mer's trademarked Miracle Broth, which contains everything from sea kelp to iron, the Essence is an intensive 21-day treatment, which promises to repair, renew and recharge skin in three weeks. The company, whose notable devotees include Jennifer Lopez, says the Essence should be used alongside the Creme de La Mer--day and night. RéVive Peau Magnifique Youth Recruit $1500 for 0.03 fl oz Use this month-long treatment twice a year at night to firm skin, refine tone and of course, reduce wrinkles. RéVive claims that the patented fibroblast growth factor, a molecule that encourages skin to regenerate lost cells, makes skin 45% smoother after repeated use. La Prairie Skin Caviar Luxe Cream $650 for 3.4 oz Made from Caspian Sea caviar extracts, La Prairie's Luxe Cream promises to firm tired, saggy skin. Other benefits include collagen hydration and stimulation, and anti-oxidants that protect skin from free radicals, which cause skin damage and aging. Crème de La Mer Miracle Broth $600 for 16 oz In 2001, Estee Lauder began selling cult favorite Crème de La Mer at prices never before seen in the skincare industry. The highly potent Miracle Broth--made with sea kelp, calcium, magnesium, potassium, iron, and a multitude of other fortifying ingredients that heal dry skin and soften wrinkles, remains popular among the celebrity set. La Prairie Cellular Radiance Concentrate Pure Gold $525 for 1 oz This enriching serum--pumped with 24-carat gold, crystals and quartz--promises to make your skin glow. That's in addition to Neuro-Peptide molecules, which aid in wrinkle reduction. The potion also helps to plump lines and fade age spots.