Opal & Diamond Vintage Ring

Description: This is an individually hand made ring specifically for the fabulous opal centre piece. Excellently made it features square cut diamonds in white gold settings either side of an off-oval shaped natural dark opal crystal. 
 
Metal: Tests indicate 18ct yellow gold with what are most likely 18ct white gold settings for the diamonds.
 
Marks: Stamped 750 - all tests indicate 18ct gold.
 
Stones: Central oval solid opal crystal of dark colour exhibiting good flashes of orange covering 80% of the stone with good green flashed extending approximately 20%.
 
Measurements: The opal measures 9.5mm x 5.1mm. 2.4mm shoulders to 1.6mm shallow D shape profile shank. 
 
Weight: 2.34 grams. 
 
Finger size: J.5. 
 
Condition: Excellent.