Cultured Tahitian grey pearl estate ring, designed with a scalloped halo in 18 karat white gold.  
The cultured pearl measures 9.7 mm and is framed with natural diamonds; 12 channel set tapered baguettes at the 12 and 6 o'clock positions, and 8 channel set round brilliant cut diamonds at the 3 and 9 o'clock positions.  Ring top width including the halo is 16mm, shank 2mm. Size 8. The ring weighs 6.5 grams. Excellent estate condition.