Made in Moscow between 1908 and 1917.
Here is a rare opportunity to own a Russian Imperial era engagement ring with a big (2.91 ct) old oval cut D-color (the purest white) diamond. The diamond is set in platinum over 14K gold.
The ring is marked with 56 zolotnik old Russian gold standard, 1908-1917 Moscow assay mark, and maker’s initials ‘MT’.
The diamond is accompanied by the GIA grading report number 5201412479 (D color, SI2 clarity).
The diamond measures 9.93 x 7.67 x 5.27 mm.
Ring size 8 (18 mm) sizable
Antique D-color diamond rings are rare in general. Russian Imperial era rings with big D-color diamonds are extremely rare.