a ring

060159  A ring, yellow gold/ diamond, prob. Great Britian, ca. 1920 r.
gold hallmark. 750, name holder S.H&Co
gamstones:
1x diamond: diamond cut, Si 1/K ~0,16 ct
2x diamond: diamond cut Si1/Si2/K~0,10 ct
weight 2,97 g, size 13