An 18ct gold pink sapphire and diamond cluster ring

An 18ct gold, pink sapphire and diamond cluster ring,
with a cushion cut pink sapphire, milligrain set to the centre. A border of brilliant cut diamonds milligrain set to a basket decorated with wire pear shapes, open chenier shoulders, each one milligrain set with a line of brilliant cut diamonds to a plain shank. London 2005. Stated gemstone weights of sapphire 4.57ct, diamond 0.49ct total. Head 15.1 x 14.1mm. 7.93g.
Finger size M½
Estimated at £2,500 - £3,500

Condition report:
9.65 x 9.50 x 5.76mm approximately.
Good rich pink, evenly saturated.
A little dirty at the back of the stone.
Unsold jewellers stock - has not been worn.
Slightly violet pink.
No obvious inclusions, fingerprint under 10X lense