In 14K brushed yellow gold, this F color diamond certainly shows well in the ring's cathedral setting.
The ring is a size 9 1/2 and weighs 3.0 pennyweights.
The diamond measures 4.04 x 4.02 x 2.98mm, and weighs .42 carats. It is a square mod brilliant cut, Colorless (F), has a Clarity of SI-2, and good polish and symmetry.
The 1999 appraisal values it at $1895.00.