A white gold single stone Colombian emerald ring

A white gold single stone Colombian emerald ring,
with a square emerald cut emerald, four claw set at the corners, in a plain collet, with a baguette cut diamond, rub set to each shoulder, with a plain shank. Tested as approximately 18ct gold. Head 15.70 x 12.20mm, 4.65g.
Finger size O

Accompanied by a laboratory report from Gemmological Certification Services dated 19/02/20, no.80254-90, with an estimated weight of 4.20ct. Origin Colombia. Indications of minor clarity enhancement.
Sold for £33,000

Condition report:
Facet edge wear and scratches under 10x magnification.
A few significant scratches to the table.
Some wear to the claws.
x1 baguette, cracked at the corner.
Replacement shank.
Uniform saturation.