Brave Fine Art has dated this piece to the 19th Century.
Styled akin to a Parisian fashion plate, this remarkably detailed work carries an aristocratic air. The sitter is unknown but she’s a lady of means.
Both of these depict characters from novels by Sir Walter Scott, one of Her Majesty’s favourite authors. The first is Isabelle de Croye from ‘Quentin Durward’ and the second Rose Bradwardine from 'Waverley'.

https://www.rct.uk/collection/931930/isabella-de-croye
Victoria, herself, was a keen watercolourist and drawing was a popular endeavour for young ladies. Could ‘Collins’ be a close acquaintance? Or could it somehow relate to the family of Richard Collins (1755-1831) who famously produced a portrait of Sir Walter Scott as a boy?

We may never know… but they certainly moved in illustrious circles.
Signed/dated lower left and held within a gilt frame.
Medium: Pencil on paper
Overall size: 10” x 14” / 25cm x 31cm
Year of creation: 1830
Condition: Artwork presents well. Frame with some light wear.
Brave Fine Art has dated this piece to the 19th Century.
Exquisite antique paintings that capture the imagination.
You can view the stock and full dealer information on the Brave Fine Art Profile Page