Miniature painting by Weyenbergh "Portrait of a Woman"

Early miniature painting (first half of the last century) depicting a portrait of a woman with a ring. The work is signed weyenbergh (research to be done), sold framed. As you can see on the photo, the support has a vertical crack on the left side and a small sparkle at the signature - see photos, contractual). Frame dimension: 14 / 19 cm, view: 7.3 / 10.4 cm.