A ring

060360   A ring with diamonds and onyx, 1920s
white gold hallmark. 750/1000/diamonds/onyx

stones:
1 x brilliant cut diamond ~0,45 ct P1/N
25 x simplified cut diamonds 8/8 ~ 0,10 ct (alltogether)
1 x onyx 2,0 x 1,3 cm

weight: 7,7 g