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The Diamond

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Diamonds are beautiful, mysterious and rare. They survive an incredible journey to reach us, a journey that may have begun as long as 3.3 billion years ago. They are created when carbon is put under immense pressure and temperature deep within the earth—at distances of 250 miles or even greater.  Diamonds come from two types of deposits. Primary deposits generally consist of diamond-bearing "pipes" of a volcanic rock called "kimberlite." From deep in the earth these deposits were carried to the surface in molten rock, known as magma. Secondary deposits, also referred to as alluvial, were formed as a result of erosion of material from primary deposits and contain diamonds that have traveled some distance from their original source. Even though world diamond production has tripled since 1980, diamonds remain a scarce resource. More than 12,000 kimberlite deposits have been found worldwide in the last 25 years, yet fewer than 1% have contained enough diamonds to make t...

Engagement Story Contest

     Was it romantic?  Was it funny?  Were you surprised? Tell us about your engagement, and be entered to win a diamond pendant  valued at $500! Send Corbo your story from June 18th-July 11th 2010.  We'll select one story at random on July 12th, 2010 to win a beautiful .50ctw diamond pendant! Email your story along with your name, address, and email to corbocontest @ gmail .com *Must be 18yrs or older to enter.  Contest runs from June 18, 2010 through July 11, 2010.  There will be one winner.  Diamond pendant has a retail value of $500.  Contest is not open to employees of Corbo Jewelers or their families.  Entry must include name, address ,and email address to be valid.  By entering, you are giving Corbo Jewelers consent to print your story.  All entries become the property of Corbo Jewelers.  Odds of winning determined by the number of entries received.