Australian Natural 0.37 Carat Oval Yellow Gold Sapphire, from the New England region of NSW.
Hand cut, measures 5.0 mm x 3.8 mm x 2.1 mm deep.
Mainly golden yellow with secondary green tones.
Strong dichroism seen under 10 x loupe, Blue and Yellow.
Fairly clean and bright.
No fancy lighting was used when taking video or photos,
Photos and video taken under a clear roofing on a fairly overcast day.
If you would like closer or more magnified images, please let me know.
I will combine postage. Thanks for looking.