made in Moscow between 1908 and 1917 by the 1st Jewelers’ Artel (Cooperative)
Each 14K gold link is set with one round cabochon cut pale blue agate and one rounded corner square agate.
The cufflinks are marked with 56 zolotnik old Russian gold standard, maker’s mark ‘1АЮ” and a later Soviet control mark for 583 gold from the 1930s.
Width 13 mm (1/2 in.)