A vintage platinum engagement ring is vertically bezel-set with three bright white old European cut diamonds (approximately 0.34 ct, 0.17 ct, 0.15 ct; F color, VS1, VS2, SI1 clarity) surrounded by ornate oval frame densely set with old single cut diamonds.
Estimated total diamond weight is 1.38 ct.
The ring is marked with Russian 950 platinum assay mark.
The diamond top measures 22 x 12 mm (7/8 x 1/2 in.)
Ring size 8.75 (19 mm) sizable