A ring

060137   A ring of white gold with blue gemstones and diamonds,  ca. 1920 
Au 585 
Diamonds
2 x flake cut ~ 0,04 ct/Si/J
4 x cut 8/8 ~ 0,02 ct/Si/J
8 x cut 8/8 ~ 0,01 ct/Si/J
Blue gemstones (probably sapphires)
cabochon 6,1 x 4,5 x3,1 ~0,65 ct 
1 x so-called french cut ~0,17 ct
1 x facet cut ~0,17 ct
2 x facet cut ~0,11 ct
w.: 2,6 g
size: 13