Largest cut alexandrite

According to Official Guinness Records,

The largest cut alexandrite is 141.92 carats (28.38 grams;1 oz) and measures 34.42 x 27.38 x 15.00 mm (1.35 x 1.07 x 0.59 in).
The most distinctive feature about alexandrite is its ability to change its colour. It is green by daylight and red by incandescent light.

For a complete list of 2010 records, please visit 2010 Guinness Records in Japan.

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