Combine oil, lemon juice, salt, oregano, and pepper in plastic bag.
Add lamb chops; marinate 2 to 4 hours in refrigerator.
Drain, reserving marinade.
Using marinade, brown the meat on both sides in heavy 10-inch skillet over medium-low heat till done 10 minutes for medium-rare; 15 minutes for well-done. (Electric skillet 275°.)