6x4mm Oval cut Natural Green Emerald, 0.49 carat Loose Gemstone

Natural Emerald
Measurements: 6.0 x 4.1 mm, 2.8 mm deep
Weight: 0.49 carats 
Treatment: Most likely Clarity Enhanced with Oil
Cut: Oval
Color: Green
Clarity: I1
Condition: Great!
This stone came out of pre-owned gold jewelry.