Australian Grey Opal Rectangle Cabochon 3.67ct

Stone: Natural Grey Opal

Location: Australia- Lightning Ridge 

Cut: Rectangle Cabochon Double Side Face 

Dome: Medium Dome

Colour: 🟩🟦🟪🟧🟨🟥

Brightness: 8

Length: 18mm

Width: 7mm

Depth: 4mm

Weight: 3.67ct

Treatment: None

Clarity: Slight Sand Inclusion (Visible through loupe)

Reference: E402