An 18ct white gold three row diamond ring

An 18ct white gold three row diamond ring, a central row of baguette cut diamonds, channel set, with a row of brilliant cut diamonds, grain set, above and below, to tapered shoulders and a flat section shank, marked 18K, 7.05g.
Finger size Q (approximately)
Estimated at £250 - £350

Condition report:
Outer setting edges worn, and signs of previous repair in one place.
Five brilliant cut diamonds chipped, two with chips or surface reaching inclusions.
Some replacement eight cut diamonds to the outer rows.
One of the baguette cut diamonds depressed in setting.
Dirt to the diamonds and underside of the head.
Surface marks/scratches to mount.
Shank thinner at base.
Shank out of shape, slightly oval.
Rhodium plating wearing at base of shank.