Aquamarine – Natural, Rough, Blue, 186 ct

This large aquamarine crystal from Pakistan weighs 186 cts and measures 26.5 mm ⨉ 54.8 mm ⨉ 11.2 mm. It has a good, solid medium-blue color. Other than the growth line and a little spot next to it, it's clean. How can you cut it for the best gem yield?

Article: Getting the Best Gem Yield from a Crystal