Investing in companies with powerful brands is a proven way to grow wealthier over time. That's because these businesses enjoy greater pricing power than others -- and that helps revenue, profits, and dividends to steadily move higher.

This investing strategy has quite literally paid dividends over the years for Berkshire Hathaway (NYSE: BRK.A) (NYSE: BRK.B) and its chairman and chief executive officer, Warren Buffett. Among his favorite positions is Coca-Cola (NYSE: KO). Berkshire's $23.5 billion stake in the beverage giant is a top-five holding, representing 7.3% of its massive investment portfolio.

But is the Dividend King a buy for dividend growth investors after recently hiking its quarterly payment per share by 4.5% to $0.46? Let's take a closer look at Coca-Cola's fundamentals and valuation to find out.

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Source Fool.com