circa 1890
An antique Russian 14K gold engagement ring features a sparkling bright white old cushion cut diamond (H color, SI1 clarity) set in six silver prongs.
The 1.28 ct diamond measures 6.90 x 5.71 x 4.85 mm.
The ring is marked with 56 zolotnik old Russian gold standard and maker’s initials.
Ring size 6.5 (17 mm) sizable
