Citrine from Brazil with a 12-fold Islamic star design.
 
This gemstone is part of my precision carved series, which feature geometric mandalas cut in the backside of the stone with mirror-esque facets that reflect and multiply the carving.
 
Mineral: Quartz (Citrine)
Color:  Yellow
Origin: Brazil
Weight: 66.88 ct
Shape: Round
Facet style:  Precision Carved
Design:  ISLAMIC STAR
Dimensions: 28.1 mm x 27.1 mm x 12.1 mm
Clarity: Loupe Clean
Retail Value: $5280
Collector Price: $3300