Tadich Grill, 240 California Street (between Battery and Front Streets), ☎ +1 415 391-1849. M-F 11AM-9:30PM, Sa 11:30AM-9:30PM. The longest operating restaurant in California, dating back to the Gold Rush. You'll find delicious seafood and a classic atmosphere where groups can sit in their own wood-paneled quarters. Price range is high with most entrees over $20. $20-30..