A white gold ring mounted with a white and a grey pearl

A white gold ring mounted with a white and a grey pearl, engraved shoulders. Size G 1/2.

Accompanied with report number 06856 dated 9th December 2012 from The Gem and Pearl Laboratory (London) stating that the two part-drilled pearls are:

1) Cream/white, 10.0 - 11.2 x 8-9mm

2) Irridecent grey, 11.2 - 11.6 x 8-9mm

Both are natural saltwater pearls, with no evidence of treatment.