Loose gemstones

October Birthstones

October's two birthstones are a study in contrast: opal with its shifting play-of-color, and tourmaline, which comes in a wider color range than almost any other gem. Together they make October one of the most colorful months on the calendar.

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Birth month
January 378 February 350 March 321 April 10,325 May 475 June 338 July 494 August 295 September 2,027 October 497 November 709 December 276

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