A Vintage Diamond and Ruby Ladies Ring made in St. Petersburg between 1908 and 1917.
A modified marquise shaped ring is densely set with old cut diamonds bordered by channel set calibre cut rubies.
Silver topped 14K gold.
Estimated combined diamond weight – 2.30 carats.
Height – 28 mm (1 1/8 in.)
US ring size – 9 (19 mm)
Marked with 56 zolotnik gold (14K) / St. Petersburg assay office and maker’s initials ‘ A ? ‘