4.2 mm Extremely rare genuine untreated Burmese ruby gemstone

Product No: 1902rub0002
Stone Type: Natural Ruby
Shape: Square
Total weight: 0.50 carat
Size (mm): 4.2x4.2x2.4mm
Color: Pink Red
Clarity: I3
Luster: Very Good
Hardness: 9
Treatment: Natural/untreated
Origin: Mogok Burma