Around 1920. Platin, marked Pt. The phenomenal alexandrit in fine colour play in antique cushion cut approx. 2,44 ct. (approx. 8,57 x 7,78 x 4,25 mm), the ringtop and the sides with 40 old cut diam. in total approx. 1,07 ct. G-H.vvs-P. Size 55, ringtop w. 20 mm, weight approx. 5 g. Details according to expertise DeGEB with replacement value of 38.100 Euro of May 2016.