Australian Boulder Oval Opal 12.90ct

Stone: Natural Boulder Opal

Location: Australia- Queensland- Winton

Cut: Cabochon

Dome: Medium Dome

Patterns: Striation, Lava and Eye Kernel 

Colour: 🟩🟦🟪🟨

Brightness: 9

Length: 22mm

Width: 15mm

Depth: 3mm

Weight: 12.90ct

Treatment: None 

Clarity: Eye-Clean

Reference: 982